diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2020-04-15 17:15:30 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2020-04-17 12:30:06 +0200 |
| commit | 4f344e86c7396015e83f31c08aef2eb73838f338 (patch) | |
| tree | 8723e7eea312f93e5cfcf33b2ba2fa83510e73b9 /drivers/gpio/gpio-dwapb.c | |
| parent | 48ce805683461f0205e5b1baa2385a0cb425388e (diff) | |
gpio: dwapb: Drop bogus BUG_ON()s
There is no case when no context is provided in the ->suspend() and
->resume() hooks. Moreover, BUG_ON() is harmful to user and makes kernel
inoperable after the crash. Drop the BUG_ON()s for good.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Serge Semin <fancer.lancer@gmail.com>
Reviewed-by: Serge Semin <fancer.lancer@gmail.com>
Link: https://lore.kernel.org/r/20200415141534.31240-11-andriy.shevchenko@linux.intel.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-dwapb.c')
| -rw-r--r-- | drivers/gpio/gpio-dwapb.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/gpio/gpio-dwapb.c b/drivers/gpio/gpio-dwapb.c index 0b073cbc003b..ae4c4db8b156 100644 --- a/drivers/gpio/gpio-dwapb.c +++ b/drivers/gpio/gpio-dwapb.c @@ -723,8 +723,6 @@ static int dwapb_gpio_suspend(struct device *dev) unsigned int idx = gpio->ports[i].idx; struct dwapb_context *ctx = gpio->ports[i].ctx; - BUG_ON(!ctx); - offset = GPIO_SWPORTA_DDR + idx * GPIO_SWPORT_DDR_STRIDE; ctx->dir = dwapb_read(gpio, offset); @@ -773,8 +771,6 @@ static int dwapb_gpio_resume(struct device *dev) unsigned int idx = gpio->ports[i].idx; struct dwapb_context *ctx = gpio->ports[i].ctx; - BUG_ON(!ctx); - offset = GPIO_SWPORTA_DR + idx * GPIO_SWPORT_DR_STRIDE; dwapb_write(gpio, offset, ctx->data); |