From 3dc9f558cdd2dfba06e021a6b85e990d1a0b2641 Mon Sep 17 00:00:00 2001 From: Wei Yongjun Date: Thu, 31 May 2018 02:31:22 +0000 Subject: [PATCH] net/smc: fix error return code in smc_setsockopt() Fix to return error code -EINVAL instead of 0 if optlen is invalid. Fixes: 01d2f7e2cdd3 ("net/smc: sockopts TCP_NODELAY and TCP_CORK") Signed-off-by: Wei Yongjun Signed-off-by: David S. Miller --- net/smc/af_smc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index 2c369d4bb1c1..973b4471b532 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -1420,7 +1420,7 @@ static int smc_setsockopt(struct socket *sock, int level, int optname, return rc; if (optlen < sizeof(int)) - return rc; + return -EINVAL; get_user(val, (int __user *)optval); lock_sock(sk);