diff options
author | Ingo Molnar <mingo@kernel.org> | 2019-02-28 08:27:17 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2019-02-28 08:27:17 +0100 |
commit | 9ed8f1a6e7670aadd5aef30456a90b456ed1b185 (patch) | |
tree | b93479f7f70187b68d29b747ce02c720ddb11f42 /net/compat.c | |
parent | 43f4e6279f05eefac058a3524e184cecae463bfe (diff) | |
parent | 7d762d69145a54d169f58e56d6dac57a5508debc (diff) |
Merge branch 'linus' into perf/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/compat.c')
-rw-r--r-- | net/compat.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/compat.c b/net/compat.c index 959d1c51826d..3d348198004f 100644 --- a/net/compat.c +++ b/net/compat.c @@ -388,8 +388,12 @@ static int __compat_sys_setsockopt(int fd, int level, int optname, char __user *optval, unsigned int optlen) { int err; - struct socket *sock = sockfd_lookup(fd, &err); + struct socket *sock; + + if (optlen > INT_MAX) + return -EINVAL; + sock = sockfd_lookup(fd, &err); if (sock) { err = security_socket_setsockopt(sock, level, optname); if (err) { |