From: Insu Yun <wuninsu@gmail.com>
Date: Tue, 16 Feb 2016 02:30:33 +0000 (-0500)
Subject: tcp: correctly crypto_alloc_hash return check
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=1eea84b74cd28773c37bf1bda69915f7b9a67efc;p=linux-beck.git

tcp: correctly crypto_alloc_hash return check

crypto_alloc_hash never returns NULL

Signed-off-by: Insu Yun <wuninsu@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 0c36ef4a3f86..483ffdf5aa4d 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2950,7 +2950,7 @@ 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;
 		}