X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=net%2Fsocket.c;h=d449812d6208d337d0d927d47401ca62346632ea;hb=eaa255a8d548bbe8d70f6794bd64029cbb7a02ec;hp=75655365b5fd2041d9bdf97d936275b1f74b217e;hpb=8a0382f6fceaf0c6479e582e1054f36333ea3d24;p=firefly-linux-kernel-4.4.55.git

diff --git a/net/socket.c b/net/socket.c
index 75655365b5fd..d449812d6208 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1673,6 +1673,8 @@ SYSCALL_DEFINE6(sendto, int, fd, void __user *, buff, size_t, len,
 	struct iovec iov;
 	int fput_needed;
 
+	if (len > INT_MAX)
+		len = INT_MAX;
 	sock = sockfd_lookup_light(fd, &err, &fput_needed);
 	if (!sock)
 		goto out;
@@ -1730,6 +1732,8 @@ SYSCALL_DEFINE6(recvfrom, int, fd, void __user *, ubuf, size_t, size,
 	int err, err2;
 	int fput_needed;
 
+	if (size > INT_MAX)
+		size = INT_MAX;
 	sock = sockfd_lookup_light(fd, &err, &fput_needed);
 	if (!sock)
 		goto out;