diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index c12a7fc18f56..6e5479067db0 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -1456,7 +1456,8 @@ static int smc_setsockopt(struct socket *sock, int level, int optname,
 
 	if (optlen < sizeof(int))
 		return -EINVAL;
-	get_user(val, (int __user *)optval);
+	if (get_user(val, (int __user *)optval))
+		return -EFAULT;
 
 	lock_sock(sk);
 	switch (optname) {