diff options
| author | Dave Airlie <airlied@redhat.com> | 2019-04-15 15:51:49 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2019-04-15 15:51:49 +1000 |
| commit | f06ddb53096b4cddad2c530125a78a3c2a1d28a4 (patch) | |
| tree | 36a05922af22272dc82357ce82be21a3a9214bd0 /kernel/trace/trace.c | |
| parent | ecc4946f11a07884f230450a6d5a92337bc21375 (diff) | |
| parent | dc4060a5dc2557e6b5aa813bf5b73677299d62d2 (diff) | |
BackMerge v5.1-rc5 into drm-next
Need rc5 for udl fix to add udl cleanups on top.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'kernel/trace/trace.c')
| -rw-r--r-- | kernel/trace/trace.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 21153e64bf1c..6c24755655c7 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -7041,12 +7041,16 @@ static void buffer_pipe_buf_release(struct pipe_inode_info *pipe, buf->private = 0; } -static void buffer_pipe_buf_get(struct pipe_inode_info *pipe, +static bool buffer_pipe_buf_get(struct pipe_inode_info *pipe, struct pipe_buffer *buf) { struct buffer_ref *ref = (struct buffer_ref *)buf->private; + if (ref->ref > INT_MAX/2) + return false; + ref->ref++; + return true; } /* Pipe buffer operations for a buffer. */ |