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authorDave Airlie <airlied@redhat.com>2020-01-20 11:08:11 +1000
committerDave Airlie <airlied@redhat.com>2020-01-20 11:42:57 +1000
commit3d4743131b8de970faa4b979ead0fadfe5d2de9d (patch)
tree68e948c2d94d48598dd37e31bb654feb0b43ae4a /kernel/rseq.c
parentdf95968ff78931576ac7a3d3b30312894aaaf22e (diff)
parentdef9d2780727cec3313ed3522d0123158d87224d (diff)
downloadlinux-3d4743131b8de970faa4b979ead0fadfe5d2de9d.tar.gz
Backmerge v5.5-rc7 into drm-next
msm needs 5.5-rc4, go to the latest. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'kernel/rseq.c')
-rw-r--r--kernel/rseq.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/rseq.c b/kernel/rseq.c
index 27c48eb7de40..a4f86a9d6937 100644
--- a/kernel/rseq.c
+++ b/kernel/rseq.c
@@ -310,6 +310,8 @@ SYSCALL_DEFINE4(rseq, struct rseq __user *, rseq, u32, rseq_len,
int ret;
if (flags & RSEQ_FLAG_UNREGISTER) {
+ if (flags & ~RSEQ_FLAG_UNREGISTER)
+ return -EINVAL;
/* Unregister rseq for current thread. */
if (current->rseq != rseq || !current->rseq)
return -EINVAL;