diff options
| author | Chen Gang <[email protected]> | 2013-09-11 14:24:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2013-09-11 15:59:03 -0700 |
| commit | a3c039929d01f793c47922017b6c0ae438e11598 (patch) | |
| tree | 38c5b762cbdf36877416e80f5009ec5e48c624b8 /tools/perf/scripts/python/event_analyzing_sample.py | |
| parent | 4649602265495a3bb776d777c91dba569f4afb5d (diff) | |
fs/proc/task_mmu.c: check the return value of mpol_to_str()
mpol_to_str() may fail, and not fill the buffer (e.g. -EINVAL), so need
check about it, or buffer may not be zero based, and next seq_printf()
will cause issue.
The failure return need after mpol_cond_put() to match get_vma_policy().
Signed-off-by: Chen Gang <[email protected]>
Cc: Cyrill Gorcunov <[email protected]>
Cc: Mel Gorman <[email protected]>
Cc: Andi Kleen <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/event_analyzing_sample.py')
0 files changed, 0 insertions, 0 deletions