diff options
44 files changed, 86 insertions, 311 deletions
diff --git a/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl b/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl index ab3dfe074fb1..05ae29ac898c 100644 --- a/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl +++ b/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl @@ -1433,25 +1433,10 @@ <informalexample> <programlisting> <![CDATA[ - if (chip->res_port) { - release_resource(chip->res_port); - kfree_nocheck(chip->res_port); - } + release_and_free_resource(chip->res_port); ]]> </programlisting> </informalexample> - - As you can see, the resource pointer is also to be freed - via <function>kfree_nocheck()</function> after - <function>release_resource()</function> is called. You - cannot use <function>kfree()</function> here, because on ALSA, - <function>kfree()</function> may be a wrapper to its own - allocator with the memory debugging. Since the resource pointer - is allocated externally outside the ALSA, it must be released - via the native - <function>kfree()</function>. - <function>kfree_nocheck()</function> is used for that; it calls - the native <function>kfree()</function> without wrapper. </para> <para> diff --git a/include/sound/core.h b/include/sound/core.h index af314205635d..0a14885fb1d7 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -293,19 +293,13 @@ void *snd_hidden_kmalloc(size_t size, gfp_t flags); void *snd_hidden_kzalloc(size_t size, gfp_t flags); void *snd_hidden_kcalloc(size_t n, size_t size, gfp_t flags); void snd_hidden_kfree(const void *obj); -void *snd_hidden_vmalloc(unsigned long size); -void snd_hidden_vfree(void *obj); char *snd_hidden_kstrdup(const char *s, gfp_t flags); #define kmalloc(size, flags) snd_hidden_kmalloc(size, flags) #define kzalloc(size, flags) snd_hidden_kzalloc(size, flags) #define kcalloc(n, size, flags) snd_hidden_kcalloc(n, size, flags) #define kfree(obj) snd_hidden_kfree(obj) -#define vmalloc(size) snd_hidden_vmalloc(size) -#define vfree(obj) snd_hidden_vfree(obj) #define kmalloc_nocheck(size, flags) snd_wrapper_kmalloc(size, flags) -#define vmalloc_nocheck(size) snd_wrapper_vmalloc(size) #define kfree_nocheck(obj) snd_wrapper_kfree(obj) -#define vfree_nocheck(obj) snd_wrapper_vfree(obj) #define kstrdup(s, flags) snd_hidden_kstrdup(s, flags) #else #define snd_memory_init() /*NOP*/ @@ -313,9 +307,7 @@ char *snd_hidden_kstrdup(const char *s, gfp_t flags); #define snd_memory_info_init() /*NOP*/ #define snd_memory_info_done() /*NOP*/ #define kmalloc_nocheck(size, flags) kmalloc(size, flags) -#define vmalloc_nocheck(size) vmalloc(size) #define kfree_nocheck(obj) kfree(obj) -#define vfree_nocheck(obj) vfree(obj) #endif int copy_to_user_fromio(void __user *dst, const volatile void __iomem *src, size_t count); int copy_from_user_toio(volatile void __iomem *dst, const void __user *src, size_t count); @@ -372,6 +364,7 @@ unsigned int snd_dma_pointer(unsigned long dma, unsigned int size); #endif /* misc.c */ +void release_and_free_resource(struct resource *res); #ifdef CONFIG_SND_VERBOSE_PRINTK void snd_verbose_printk(const char *file, int line, const char *format, ...) diff --git a/include/sound/driver.h b/include/sound/driver.h index 1ec2fae050a6..7973e0c05ae3 100644 --- a/include/sound/driver.h +++ b/include/sound/driver.h @@ -55,10 +55,6 @@ void *snd_wrapper_kmalloc(size_t, gfp_t); #undef kmalloc void snd_wrapper_kfree(const void *); #undef kfree -void *snd_wrapper_vmalloc(size_t); -#undef vmalloc -void snd_wrapper_vfree(void *); -#undef vfree #endif #endif /* __SOUND_DRIVER_H */ diff --git a/sound/core/memory.c b/sound/core/memory.c index 7d8e2eebba51..b99343616f81 100644 --- a/sound/core/memory.c +++ b/sound/core/memory.c @@ -47,19 +47,14 @@ struct snd_alloc_track { #define snd_alloc_track_entry(obj) (struct snd_alloc_track *)((char*)obj - (unsigned long)((struct snd_alloc_track *)0)->data) static long snd_alloc_kmalloc; -static long snd_alloc_vmalloc; static LIST_HEAD(snd_alloc_kmalloc_list); -static LIST_HEAD(snd_alloc_vmalloc_list); static DEFINE_SPINLOCK(snd_alloc_kmalloc_lock); -static DEFINE_SPINLOCK(snd_alloc_vmalloc_lock); #define KMALLOC_MAGIC 0x87654321 -#define VMALLOC_MAGIC 0x87654320 static snd_info_entry_t *snd_memory_info_entry; void __init snd_memory_init(void) { snd_alloc_kmalloc = 0; - snd_alloc_vmalloc = 0; } void snd_memory_done(void) @@ -69,8 +64,6 @@ void snd_memory_done(void) if (snd_alloc_kmalloc > 0) snd_printk(KERN_ERR "Not freed snd_alloc_kmalloc = %li\n", snd_alloc_kmalloc); - if (snd_alloc_vmalloc > 0) - snd_printk(KERN_ERR "Not freed snd_alloc_vmalloc = %li\n", snd_alloc_vmalloc); list_for_each_prev(head, &snd_alloc_kmalloc_list) { t = list_entry(head, struct snd_alloc_track, list); if (t->magic != KMALLOC_MAGIC) { @@ -79,14 +72,6 @@ void snd_memory_done(void) } snd_printk(KERN_ERR "kmalloc(%ld) from %p not freed\n", (long) t->size, t->caller); } - list_for_each_prev(head, &snd_alloc_vmalloc_list) { - t = list_entry(head, struct snd_alloc_track, list); - if (t->magic != VMALLOC_MAGIC) { - snd_printk(KERN_ERR "Corrupted vmalloc\n"); - break; - } - snd_printk(KERN_ERR "vmalloc(%ld) from %p not freed\n", (long) t->size, t->caller); - } } static void *__snd_kmalloc(size_t size, gfp_t flags, void *caller) @@ -153,43 +138,6 @@ void snd_hidden_kfree(const void *obj) snd_wrapper_kfree(obj); } -void *snd_hidden_vmalloc(unsigned long size) -{ - void *ptr; - ptr = snd_wrapper_vmalloc(size + sizeof(struct snd_alloc_track)); - if (ptr) { - struct snd_alloc_track *t = (struct snd_alloc_track *)ptr; - t->magic = VMALLOC_MAGIC; - t->caller = __builtin_return_address(0); - spin_lock(&snd_alloc_vmalloc_lock); - list_add_tail(&t->list, &snd_alloc_vmalloc_list); - spin_unlock(&snd_alloc_vmalloc_lock); - t->size = size; - snd_alloc_vmalloc += size; - ptr = t->data; - } - return ptr; -} - -void snd_hidden_vfree(void *obj) -{ - struct snd_alloc_track *t; - if (obj == NULL) - return; - t = snd_alloc_track_entry(obj); - if (t->magic != VMALLOC_MAGIC) { - snd_printk(KERN_ERR "bad vfree (called from %p)\n", __builtin_return_address(0)); - return; - } - spin_lock(&snd_alloc_vmalloc_lock); - list_del(&t->list); - spin_unlock(&snd_alloc_vmalloc_lock); - t->magic = 0; - snd_alloc_vmalloc -= t->size; - obj = t; - snd_wrapper_vfree(obj); -} - char *snd_hidden_kstrdup(const char *s, gfp_t flags) { int len; @@ -207,7 +155,6 @@ char *snd_hidden_kstrdup(const char *s, gfp_t flags) static void snd_memory_info_read(snd_info_entry_t *entry, snd_info_buffer_t * buffer) { snd_iprintf(buffer, "kmalloc: %li bytes\n", snd_alloc_kmalloc); - snd_iprintf(buffer, "vmalloc: %li bytes\n", snd_alloc_vmalloc); } int __init snd_memory_info_init(void) diff --git a/sound/core/misc.c b/sound/core/misc.c index 11a7675b719b..3eddfdede9f3 100644 --- a/sound/core/misc.c +++ b/sound/core/misc.c @@ -23,8 +23,17 @@ #include <linux/init.h> #include <linux/sched.h> #include <linux/time.h> +#include <linux/ioport.h> #include <sound/core.h> +void release_and_free_resource(struct resource *res) +{ + if (res) { + release_resource(res); + kfree_nocheck(res); + } +} + #ifdef CONFIG_SND_VERBOSE_PRINTK void snd_verbose_printk(const char *file, int line, const char *format, ...) { diff --git a/sound/core/sound.c b/sound/core/sound.c index bc8ad0017984..e94eebd8ad6f 100644 --- a/sound/core/sound.c +++ b/sound/core/sound.c @@ -407,8 +407,6 @@ EXPORT_SYMBOL(snd_unregister_oss_device); EXPORT_SYMBOL(snd_hidden_kmalloc); EXPORT_SYMBOL(snd_hidden_kcalloc); EXPORT_SYMBOL(snd_hidden_kfree); -EXPORT_SYMBOL(snd_hidden_vmalloc); -EXPORT_SYMBOL(snd_hidden_vfree); EXPORT_SYMBOL(snd_hidden_kstrdup); #endif EXPORT_SYMBOL(copy_to_user_fromio); @@ -487,6 +485,7 @@ EXPORT_SYMBOL(snd_ctl_unregister_ioctl_compat); EXPORT_SYMBOL(snd_ctl_elem_read); EXPORT_SYMBOL(snd_ctl_elem_write); /* misc.c */ +EXPORT_SYMBOL(release_and_free_resource); #ifdef CONFIG_SND_VERBOSE_PRINTK EXPORT_SYMBOL(snd_verbose_printk); #endif @@ -497,6 +496,4 @@ EXPORT_SYMBOL(snd_verbose_printd); #ifdef CONFIG_SND_DEBUG_MEMORY EXPORT_SYMBOL(snd_wrapper_kmalloc); EXPORT_SYMBOL(snd_wrapper_kfree); -EXPORT_SYMBOL(snd_wrapper_vmalloc); -EXPORT_SYMBOL(snd_wrapper_vfree); #endif diff --git a/sound/core/wrappers.c b/sound/core/wrappers.c index 296b716f1376..19e899089cb3 100644 --- a/sound/core/wrappers.c +++ b/sound/core/wrappers.c @@ -36,15 +36,5 @@ void snd_wrapper_kfree(const void *obj) { kfree(obj); } - -void *snd_wrapper_vmalloc(unsigned long size) -{ - return vmalloc(size); -} - -void snd_wrapper_vfree(void *obj) -{ - vfree(obj); -} #endif diff --git a/sound/drivers/mpu401/mpu401_uart.c b/sound/drivers/mpu401/mpu401_uart.c index fe3f921ffbe3..bdeb2c00dac5 100644 --- a/sound/drivers/mpu401/mpu401_uart.c +++ b/sound/drivers/mpu401/mpu401_uart.c @@ -423,10 +423,7 @@ static void snd_mpu401_uart_free(snd_rawmidi_t *rmidi) mpu401_t *mpu = rmidi->private_data; if (mpu->irq_flags && mpu->irq >= 0) free_irq(mpu->irq, (void *) mpu); - if (mpu->res) { - release_resource(mpu->res); - kfree_nocheck(mpu->res); - } + release_and_free_resource(mpu->res); kfree(mpu); } diff --git a/sound/drivers/mtpav.c b/sound/drivers/mtpav.c index 3a25c89d2983..e9d52c668edc 100644 --- a/sound/drivers/mtpav.c +++ b/sound/drivers/mtpav.c @@ -717,10 +717,7 @@ static void free_mtpav(mtpav_t * crd) spin_unlock_irqrestore(&crd->spinlock, flags); if (crd->irq >= 0) free_irq(crd->irq, (void *)crd); - if (crd->res_port) { - release_resource(crd->res_port); - kfree_nocheck(crd->res_port); - } + release_and_free_resource(crd->res_port); kfree(crd); } diff --git a/sound/drivers/opl3/opl3_lib.c b/sound/drivers/opl3/opl3_lib.c index 1f84d78260de..06246503083c 100644 --- a/sound/drivers/opl3/opl3_lib.c +++ b/sound/drivers/opl3/opl3_lib.c @@ -325,14 +325,8 @@ static int snd_opl3_free(opl3_t *opl3) snd_assert(opl3 != NULL, return -ENXIO); if (opl3->private_free) opl3->private_free(opl3); - if (opl3->res_l_port) { - release_resource(opl3->res_l_port); - kfree_nocheck(opl3->res_l_port); - } - if (opl3->res_r_port) { - release_resource(opl3->res_r_port); - kfree_nocheck(opl3->res_r_port); - } + release_and_free_resource(opl3->res_l_port); + release_and_free_resource(opl3->res_r_port); kfree(opl3); return 0; } diff --git a/sound/drivers/opl4/opl4_lib.c b/sound/drivers/opl4/opl4_lib.c index 380c2c704c54..4ae5dd8f011e 100644 --- a/sound/drivers/opl4/opl4_lib.c +++ b/sound/drivers/opl4/opl4_lib.c @@ -169,14 +169,8 @@ static void snd_opl4_free(opl4_t *opl4) #ifdef CONFIG_PROC_FS snd_opl4_free_proc(opl4); #endif - if (opl4->res_fm_port) { - release_resource(opl4->res_fm_port); - kfree_nocheck(opl4->res_fm_port); - } - if (opl4->res_pcm_port) { - release_resource(opl4->res_pcm_port); - kfree_nocheck(opl4->res_pcm_port); - } + release_and_free_resource(opl4->res_fm_port); + release_and_free_resource(opl4->res_pcm_port); kfree(opl4); } diff --git a/sound/drivers/serial-u16550.c b/sound/drivers/serial-u16550.c index 416172ea1f47..1ed58df42671 100644 --- a/sound/drivers/serial-u16550.c +++ b/sound/drivers/serial-u16550.c @@ -749,10 +749,7 @@ static int snd_uart16550_free(snd_uart16550_t *uart) { if (uart->irq >= 0) free_irq(uart->irq, (void *)uart); - if (uart->res_base) { - release_resource(uart->res_base); - kfree_nocheck(uart->res_base); - } + release_and_free_resource(uart->res_base); kfree(uart); return 0; }; diff --git a/sound/drivers/vx/vx_pcm.c b/sound/drivers/vx/vx_pcm.c index c2312d912fc7..2b46758fe86f 100644 --- a/sound/drivers/vx/vx_pcm.c +++ b/sound/drivers/vx/vx_pcm.c @@ -79,7 +79,7 @@ static int snd_pcm_alloc_vmalloc_buffer(snd_pcm_substream_t *subs, size_t size) /* already allocated */ if (runtime->dma_bytes >= size) return 0; /* already enough large */ - vfree_nocheck(runtime->dma_area); /* bypass the memory wrapper */ + vfree(runtime->dma_area); } runtime->dma_area = vmalloc_32(size); if (! runtime->dma_area) @@ -98,7 +98,7 @@ static int snd_pcm_free_vmalloc_buffer(snd_pcm_substream_t *subs) { snd_pcm_runtime_t *runtime = subs->runtime; if (runtime->dma_area) { - vfree_nocheck(runtime->dma_area); /* bypass the memory wrapper */ + vfree(runtime->dma_area); runtime->dma_area = NULL; } return 0; diff --git a/sound/isa/ad1816a/ad1816a_lib.c b/sound/isa/ad1816a/ad1816a_lib.c index 27a9dcfbba00..7ae02396cae2 100644 --- a/sound/isa/ad1816a/ad1816a_lib.c +++ b/sound/isa/ad1816a/ad1816a_lib.c @@ -542,10 +542,7 @@ static int snd_ad1816a_probe(ad1816a_t *chip) static int snd_ad1816a_free(ad1816a_t *chip) { - if (chip->res_port) { - release_resource(chip->res_port); - kfree_nocheck(chip->res_port); - } + release_and_free_resource(chip->res_port); if (chip->irq >= 0) free_irq(chip->irq, (void *) chip); if (chip->dma1 >= 0) { diff --git a/sound/isa/ad1848/ad1848_lib.c b/sound/isa/ad1848/ad1848_lib.c index 303861cd03cd..0c2924dfefaf 100644 --- a/sound/isa/ad1848/ad1848_lib.c +++ b/sound/isa/ad1848/ad1848_lib.c @@ -846,10 +846,7 @@ static int snd_ad1848_capture_close(snd_pcm_substream_t * substream) static int snd_ad1848_free(ad1848_t *chip) { - if (chip->res_port) { - release_resource(chip->res_port); - kfree_nocheck(chip->res_port); - } + release_and_free_resource(chip->res_port); if (chip->irq >= 0) free_irq(chip->irq, (void *) chip); if (chip->dma >= 0) { diff --git a/sound/isa/cs423x/cs4231_lib.c b/sound/isa/cs423x/cs4231_lib.c index 32318258cd8e..4af769030beb 100644 --- a/sound/isa/cs423x/cs4231_lib.c +++ b/sound/isa/cs423x/cs4231_lib.c @@ -1417,14 +1417,8 @@ static int snd_cs4231_pm_resume(snd_card_t *card) static int snd_cs4231_free(cs4231_t *chip) { - if (chip->res_port) { - release_resource(chip->res_port); - kfree_nocheck(chip->res_port); - } - if (chip->res_cport) { - release_resource(chip->res_cport); - kfree_nocheck(chip->res_cport); - } + release_and_free_resource(chip->res_port); + release_and_free_resource(chip->res_cport); if (chip->irq >= 0) { disable_irq(chip->irq); if (!(chip->hwshare & CS4231_HWSHARE_IRQ)) diff --git a/sound/isa/cs423x/cs4236.c b/sound/isa/cs423x/cs4236.c index d28315dc72f7..d60a55e6a0b1 100644 --- a/sound/isa/cs423x/cs4236.c +++ b/sound/isa/cs423x/cs4236.c @@ -379,12 +379,8 @@ static void snd_card_cs4236_free(snd_card_t *card) { struct snd_card_cs4236 *acard = (struct snd_card_cs4236 *)card->private_data; - if (acard) { - if (acard->res_sb_port) { - release_resource(acard->res_sb_port); - kfree_nocheck(acard->res_sb_port); - } - } + if (acard) + release_and_free_resource(acard->res_sb_port); } #ifdef CONFIG_PNP diff --git a/sound/isa/es1688/es1688_lib.c b/sound/isa/es1688/es1688_lib.c index aac898765c02..2edc9c9f0445 100644 --- a/sound/isa/es1688/es1688_lib.c +++ b/sound/isa/es1688/es1688_lib.c @@ -606,8 +606,7 @@ static int snd_es1688_free(es1688_t *chip) { if (chip->res_port) { snd_es1688_init(chip, 0); - release_resource(chip->res_port); - kfree_nocheck(chip->res_port); + release_and_free_resource(chip->res_port); } if (chip->irq >= 0) free_irq(chip->irq, (void *) chip); diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c index d0ea19f42703..f0f8505cd1a5 100644 --- a/sound/isa/es18xx.c +++ b/sound/isa/es18xx.c @@ -1640,18 +1640,9 @@ static int snd_es18xx_resume(snd_card_t *card) static int snd_es18xx_free(es18xx_t *chip) { - if (chip->res_port) { - release_resource(chip->res_port); - kfree_nocheck(chip->res_port); - } - if (chip->res_ctrl_port) { - release_resource(chip->res_ctrl_port); - kfree_nocheck(chip->res_ctrl_port); - } - if (chip->res_mpu_port) { - release_resource(chip->res_mpu_port); - kfree_nocheck(chip->res_mpu_port); - } + release_and_free_resource(chip->res_port); + release_and_free_resource(chip->res_ctrl_port); + release_and_free_resource(chip->res_mpu_port); if (chip->irq >= 0) free_irq(chip->irq, (void *) chip); if (chip->dma1 >= 0) { diff --git a/sound/isa/gus/gus_main.c b/sound/isa/gus/gus_main.c index 8f2872f8e8f6..5fd374f052ec 100644 --- a/sound/isa/gus/gus_main.c +++ b/sound/isa/gus/gus_main.c @@ -113,14 +113,8 @@ static int snd_gus_free(snd_gus_card_t *gus) snd_gf1_stop(gus); snd_gus_init_dma_irq(gus, 0); __hw_end: - if (gus->gf1.res_port1) { - release_resource(gus->gf1.res_port1); - kfree_nocheck(gus->gf1.res_port1); - } - if (gus->gf1.res_port2) { - release_resource(gus->gf1.res_port2); - kfree_nocheck(gus->gf1.res_port2); - } + release_and_free_resource(gus->gf1.res_port1); + release_and_free_resource(gus->gf1.res_port2); if (gus->gf1.irq >= 0) free_irq(gus->gf1.irq, (void *) gus); if (gus->gf1.dma1 >= 0) { diff --git a/sound/isa/gus/interwave.c b/sound/isa/gus/interwave.c index 358cba9d738f..b101ab0a0dbf 100644 --- a/sound/isa/gus/interwave.c +++ b/sound/isa/gus/interwave.c @@ -638,10 +638,7 @@ static void snd_interwave_free(snd_card_t *card) if (iwcard == NULL) return; #ifdef SNDRV_STB - if (iwcard->i2c_res) { - release_resource(iwcard->i2c_res); - kfree_nocheck(iwcard->i2c_res); - } + release_and_free_resource(iwcard->i2c_res); #endif if (iwcard->irq >= 0) free_irq(iwcard->irq, (void *)iwcard); diff --git a/sound/isa/opl3sa2.c b/sound/isa/opl3sa2.c index 4ba268f251e3..47cabda792b6 100644 --- a/sound/isa/opl3sa2.c +++ b/sound/isa/opl3sa2.c @@ -656,10 +656,7 @@ static int snd_opl3sa2_free(opl3sa2_t *chip) { if (chip->irq >= 0) free_irq(chip->irq, (void *)chip); - if (chip->res_port) { - release_resource(chip->res_port); - kfree_nocheck(chip->res_port); - } + release_and_free_resource(chip->res_port); kfree(chip); return 0; } diff --git a/sound/isa/opti9xx/opti92x-ad1848.c b/sound/isa/opti9xx/opti92x-ad1848.c index 73573cb1db6a..b94339f8306f 100644 --- a/sound/isa/opti9xx/opti92x-ad1848.c +++ b/sound/isa/opti9xx/opti92x-ad1848.c @@ -299,10 +299,8 @@ static char * snd_opti9xx_names[] = { static long snd_legacy_find_free_ioport(long *port_table, long size) { while (*port_table != -1) { - struct resource *res; - if ((res = request_region(*port_table, size, "ALSA test")) != NULL) { - release_resource(res); - kfree_nocheck(res); + if (request_region(*port_table, size, "ALSA test")) { + release_region(*port_table, size); return *port_table; } port_table++; @@ -1227,10 +1225,7 @@ static int snd_opti93x_probe(opti93x_t *chip) static int snd_opti93x_free(opti93x_t *chip) { - if (chip->res_port) { - release_resource(chip->res_port); - kfree_nocheck(chip->res_port); - } + release_and_free_resource(chip->res_port); if (chip->dma1 >= 0) { disable_dma(chip->dma1); free_dma(chip->dma1); @@ -1656,8 +1651,7 @@ static int __devinit snd_card_opti9xx_detect(snd_card_t *card, opti9xx_t *chip) if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1))) return 1; - release_resource(chip->res_mc_base); - kfree_nocheck(chip->res_mc_base); + release_and_free_resource(chip->res_mc_base); chip->res_mc_base = NULL; } @@ -1683,8 +1677,7 @@ static int __devinit snd_card_opti9xx_detect(snd_card_t *card, opti9xx_t *chip) if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value) return 1; - release_resource(chip->res_mc_base); - kfree_nocheck(chip->res_mc_base); + release_and_free_resource(chip->res_mc_base); chip->res_mc_base = NULL; } #endif /* OPTi93X */ @@ -1886,12 +1879,8 @@ static void snd_card_opti9xx_free(snd_card_t *card) { opti9xx_t *chip = (opti9xx_t *)card->private_data; - if (chip) { - if (chip->res_mc_base) { - release_resource(chip->res_mc_base); - kfree_nocheck(chip->res_mc_base); - } - } + if (chip) + release_and_free_resource(chip->res_mc_base); } static int snd_card_opti9xx_probe(struct pnp_card_link *pcard, diff --git a/sound/isa/sb/emu8000.c b/sound/isa/sb/emu8000.c index 5375705c054b..95540f133199 100644 --- a/sound/isa/sb/emu8000.c +++ b/sound/isa/sb/emu8000.c @@ -1054,18 +1054,9 @@ __error: */ static int snd_emu8000_free(emu8000_t *hw) { - if (hw->res_port1) { - release_resource(hw->res_port1); - kfree_nocheck(hw->res_port1); - } - if (hw->res_port2) { - release_resource(hw->res_port2); - kfree_nocheck(hw->res_port2); - } - if (hw->res_port3) { - release_resource(hw->res_port3); - kfree_nocheck(hw->res_port3); - } + release_and_free_resource(hw->res_port1); + release_and_free_resource(hw->res_port2); + release_and_free_resource(hw->res_port3); kfree(hw); return 0; } diff --git a/sound/isa/sb/sb16.c b/sound/isa/sb/sb16.c index 7888783d68f5..c2fa451bc8f0 100644 --- a/sound/isa/sb/sb16.c +++ b/sound/isa/sb/sb16.c @@ -345,10 +345,7 @@ static void snd_sb16_free(snd_card_t *card) if (acard == NULL) return; - if (acard->fm_res) { - release_resource(acard->fm_res); - kfree_nocheck(acard->fm_res); - } + release_and_free_resource(acard->fm_res); } #ifdef CONFIG_PNP diff --git a/sound/isa/sb/sb8.c b/sound/isa/sb/sb8.c index c41ac25e85ca..0bc0a3afdabc 100644 --- a/sound/isa/sb/sb8.c +++ b/sound/isa/sb/sb8.c @@ -78,10 +78,7 @@ static void snd_sb8_free(snd_card_t *card) if (acard == NULL) return; - if (acard->fm_res) { - release_resource(acard->fm_res); - kfree_nocheck(acard->fm_res); - } + release_and_free_resource(acard->fm_res); } static int __init snd_sb8_probe(int dev) diff --git a/sound/isa/sb/sb_common.c b/sound/isa/sb/sb_common.c index f0f205ae425f..46b9480669f9 100644 --- a/sound/isa/sb/sb_common.c +++ b/sound/isa/sb/sb_common.c @@ -178,10 +178,8 @@ static int snd_sbdsp_probe(sb_t * chip) static int snd_sbdsp_free(sb_t *chip) { - if (chip->res_port) { - |