Messages in this thread Patch in this message | | | From | Himanshu Jha <> | Subject | [PATCH 2/2] crypto: inside-secure - remove null check before kfree | Date | Sun, 27 Aug 2017 02:45:30 +0530 |
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Kfree on NULL pointer is a no-op and therefore checking is redundant.
Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com> --- drivers/crypto/inside-secure/safexcel_hash.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c index 3f81939..9c32bbb 100644 --- a/drivers/crypto/inside-secure/safexcel_hash.c +++ b/drivers/crypto/inside-secure/safexcel_hash.c @@ -308,10 +308,8 @@ static int safexcel_ahash_send(struct crypto_async_request *async, int ring, ctx->base.cache_sz = 0; } free_cache: - if (ctx->base.cache) { - kfree(ctx->base.cache); - ctx->base.cache = NULL; - } + kfree(ctx->base.cache); + ctx->base.cache = NULL; unlock: spin_unlock_bh(&priv->ring[ring].egress_lock); -- 2.7.4
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