diff options
| author | Roman Smirnov <[email protected]> | 2024-03-05 16:45:09 +0300 |
|---|---|---|
| committer | Jens Axboe <[email protected]> | 2024-03-06 08:31:54 -0700 |
| commit | 93f52fbeaf4b676b21acfe42a5152620e6770d02 (patch) | |
| tree | a88d2800745928881702da81773690cc54950722 /tools/perf/scripts/python/export-to-sqlite.py | |
| parent | e6dfe748f09e37f77437bd337f891f5b57d5d5a2 (diff) | |
block: prevent division by zero in blk_rq_stat_sum()
The expression dst->nr_samples + src->nr_samples may
have zero value on overflow. It is necessary to add
a check to avoid division by zero.
Found by Linux Verification Center (linuxtesting.org) with Svace.
Signed-off-by: Roman Smirnov <[email protected]>
Reviewed-by: Sergey Shtylyov <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jens Axboe <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions