diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index a63dc9039aead42be2054f76d10c507a8046c9c6..45b64637aa9bc16081f8095f46869644cfd856a4 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -3178,6 +3178,8 @@ packet_setsockopt(struct socket *sock, int level, int optname, char __user *optv
 			return -EBUSY;
 		if (copy_from_user(&val, optval, sizeof(val)))
 			return -EFAULT;
+		if (val > INT_MAX)
+			return -EINVAL;
 		po->tp_reserve = val;
 		return 0;
 	}