[PATCH] tcp: correctly crypto_alloc_hash return check
From: Insu Yun <hidden>
Date: 2016-02-16 02:30:38
Also in:
lkml
Subsystem:
networking [general], networking [tcp], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Neal Cardwell, Linus Torvalds
crypto_alloc_hash never returns NULL Signed-off-by: Insu Yun <redacted> --- net/ipv4/tcp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index fd17eec..a95aac1 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c@@ -2946,7 +2946,7 @@ static void __tcp_alloc_md5sig_pool(void) struct crypto_hash *hash; hash = crypto_alloc_hash("md5", 0, CRYPTO_ALG_ASYNC); - if (IS_ERR_OR_NULL(hash)) + if (IS_ERR(hash)) return; per_cpu(tcp_md5sig_pool, cpu).md5_desc.tfm = hash; }
--
1.9.1