* [PATCH] crypto: essiv: remove redundant null pointer check before kfree
@ 2019-11-16 6:51 Chen Wandun
2019-11-22 11:09 ` Herbert Xu
0 siblings, 1 reply; 2+ messages in thread
From: Chen Wandun @ 2019-11-16 6:51 UTC (permalink / raw)
To: herbert, davem, linux-crypto, linux-kernel; +Cc: chenwandun
kfree has taken null pointer check into account. so it is safe to
remove the unnecessary check.
Signed-off-by: Chen Wandun <chenwandun@huawei.com>
---
crypto/essiv.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/crypto/essiv.c b/crypto/essiv.c
index efea5af..75d810d 100644
--- a/crypto/essiv.c
+++ b/crypto/essiv.c
@@ -188,8 +188,7 @@ static void essiv_aead_done(struct crypto_async_request *areq, int err)
struct aead_request *req = areq->data;
struct essiv_aead_request_ctx *rctx = aead_request_ctx(req);
- if (rctx->assoc)
- kfree(rctx->assoc);
+ kfree(rctx->assoc);
aead_request_complete(req, err);
}
--
2.7.4
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2019-11-16 6:51 [PATCH] crypto: essiv: remove redundant null pointer check before kfree Chen Wandun
2019-11-22 11:09 ` Herbert Xu
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