diff --git a/net/atm/common.c b/net/atm/common.c
index c7f92405daf0..81195727fa18 100644
--- a/net/atm/common.c
+++ b/net/atm/common.c
@@ -710,7 +710,7 @@ int vcc_setsockopt(struct socket *sock, int level, int optname,
 		   sockptr_t optval, unsigned int optlen)
 {
 	struct atm_vcc *vcc;
-	unsigned long value;
+	int value;
 	int error;
 
 	if (__SO_LEVEL_MATCH(optname, level) && optlen != __SO_SIZE(optname))
@@ -722,8 +722,10 @@ int vcc_setsockopt(struct socket *sock, int level, int optname,
 	{
 		struct atm_qos qos;
 
-		if (copy_from_sockptr(&qos, optval, sizeof(qos)))
-			return -EFAULT;
+		error = copy_safe_from_sockptr(&qos, sizeof(qos), optval,
+					       optlen);
+		if (error)
+			return error;
 		error = check_qos(&qos);
 		if (error)
 			return error;
@@ -737,8 +739,10 @@ int vcc_setsockopt(struct socket *sock, int level, int optname,
 		return 0;
 	}
 	case SO_SETCLP:
-		if (copy_from_sockptr(&value, optval, sizeof(value)))
-			return -EFAULT;
+		error = copy_safe_from_sockptr(&value, sizeof(value), optval,
+					       optlen);
+		if (error)
+			return error;
 		if (value)
 			vcc->atm_options |= ATM_ATMOPT_CLP;
 		else