diff options
| -rw-r--r-- | drivers/crypto/tegra-aes.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/crypto/tegra-aes.c b/drivers/crypto/tegra-aes.c index 37185e6630c..19adf1c7faa 100644 --- a/drivers/crypto/tegra-aes.c +++ b/drivers/crypto/tegra-aes.c @@ -674,8 +674,10 @@ static int tegra_aes_get_random(struct crypto_rng *tfm, u8 *rdata, mutex_lock(&aes_lock); ret = clk_prepare_enable(dd->aes_clk); - if (ret) + if (ret) { + mutex_unlock(&aes_lock); return ret; + } ctx->dd = dd; dd->ctx = ctx; @@ -759,8 +761,10 @@ static int tegra_aes_rng_reset(struct crypto_rng *tfm, u8 *seed, dd->flags = FLAGS_ENCRYPT | FLAGS_RNG; ret = clk_prepare_enable(dd->aes_clk); - if (ret) + if (ret) { + mutex_unlock(&aes_lock); return ret; + } aes_set_key(dd); |