summaryrefslogtreecommitdiffstats
path: root/net/rds/send.c
diff options
context:
space:
mode:
authorDave Airlie <airlied@redhat.com>2018-01-18 09:32:15 +1000
committerDave Airlie <airlied@redhat.com>2018-01-18 09:32:15 +1000
commit4a6cc7a44e98a0460bd094b68c75f0705fdc450a (patch)
treeb8c86a1e0342b1166ab52c4d79e404eede57abec /net/rds/send.c
parent8563188e37b000979ab66521f4337df9a3453223 (diff)
parenta8750ddca918032d6349adbf9a4b6555e7db20da (diff)
downloadlinux-4a6cc7a44e98a0460bd094b68c75f0705fdc450a.tar.bz2
BackMerge tag 'v4.15-rc8' into drm-next
Linux 4.15-rc8 Daniel requested this for so the intel CI won't fall over on drm-next so often.
Diffstat (limited to 'net/rds/send.c')
-rw-r--r--net/rds/send.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/rds/send.c b/net/rds/send.c
index b52cdc8ae428..f72466c63f0c 100644
--- a/net/rds/send.c
+++ b/net/rds/send.c
@@ -1009,6 +1009,9 @@ static int rds_rdma_bytes(struct msghdr *msg, size_t *rdma_bytes)
continue;
if (cmsg->cmsg_type == RDS_CMSG_RDMA_ARGS) {
+ if (cmsg->cmsg_len <
+ CMSG_LEN(sizeof(struct rds_rdma_args)))
+ return -EINVAL;
args = CMSG_DATA(cmsg);
*rdma_bytes += args->remote_vec.bytes;
}