diff options
Diffstat (limited to 'drivers/crypto/atmel-tdes.c')
| -rw-r--r-- | drivers/crypto/atmel-tdes.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/crypto/atmel-tdes.c b/drivers/crypto/atmel-tdes.c index 19b6450d3ba4..06eaa9185e94 100644 --- a/drivers/crypto/atmel-tdes.c +++ b/drivers/crypto/atmel-tdes.c @@ -236,9 +236,13 @@ static inline unsigned int atmel_tdes_get_version(struct atmel_tdes_dev *dd) return atmel_tdes_read(dd, TDES_HW_VERSION) & 0x00000fff; } -static void atmel_tdes_hw_version_init(struct atmel_tdes_dev *dd) +static int atmel_tdes_hw_version_init(struct atmel_tdes_dev *dd) { - atmel_tdes_hw_init(dd); + int err; + + err = atmel_tdes_hw_init(dd); + if (err) + return err; dd->hw_version = atmel_tdes_get_version(dd); @@ -246,6 +250,8 @@ static void atmel_tdes_hw_version_init(struct atmel_tdes_dev *dd) "version: 0x%x\n", dd->hw_version); clk_disable_unprepare(dd->iclk); + + return 0; } static void atmel_tdes_dma_callback(void *data) @@ -1291,7 +1297,9 @@ static int atmel_tdes_probe(struct platform_device *pdev) goto res_err; } - atmel_tdes_hw_version_init(tdes_dd); + err = atmel_tdes_hw_version_init(tdes_dd); + if (err) + goto res_err; atmel_tdes_get_cap(tdes_dd); |