Re: [PATCH] btrfs: async-thread: Fix a use-after-free error for trace
From: David Sterba <hidden>
Date: 2016-01-22 14:03:19
On Fri, Jan 22, 2016 at 09:28:38AM +0800, Qu Wenruo wrote:
Parameter of trace_btrfs_work_queued() can be freed in its workqueue. So no one use use that pointer after queue_work(). Fix the user-after-free bug by move the trace line before queue_work(). Reported-by: Dave Jones <redacted> Signed-off-by: Qu Wenruo <redacted>
Reviewed-by: David Sterba <dsterba@suse.com>