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| author | Steven Rostedt (Red Hat) <rostedt@goodmis.org> | 2016-09-24 02:57:13 (GMT) |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2016-09-25 14:27:08 (GMT) |
| commit | 1245800c0f96eb6ebb368593e251d66c01e61022 (patch) | |
| tree | c945fb377258b480d806786d33fbd0f6ce118022 /MAINTAINERS | |
| parent | c87edb36118664f1fa275107c1138b6f47793240 (diff) | |
| download | linux-1245800c0f96eb6ebb368593e251d66c01e61022.tar.xz | |
tracing: Move mutex to protect against resetting of seq data
The iter->seq can be reset outside the protection of the mutex. So can
reading of user data. Move the mutex up to the beginning of the function.
Fixes: d7350c3f45694 ("tracing/core: make the read callbacks reentrants")
Cc: stable@vger.kernel.org # 2.6.30+
Reported-by: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'MAINTAINERS')
0 files changed, 0 insertions, 0 deletions