diff options
| author | Daeho Jeong <[email protected]> | 2021-01-06 08:49:28 +0900 |
|---|---|---|
| committer | Jaegeuk Kim <[email protected]> | 2021-01-27 15:20:04 -0800 |
| commit | df0736d70c4fa6ed711ba103b61880fe72bb4777 (patch) | |
| tree | 6ef84771951a3c19be9495f42472d260989a3b94 /tools/perf/util/scripting-engines/trace-event-perl.c | |
| parent | 7f59b277f79e8aacaa2ec7e549be6c27985c27f2 (diff) | |
f2fs: fix null page reference in redirty_blocks
By Colin's static analysis, we found out there is a null page reference
under low memory situation in redirty_blocks. I've made the page finding
loop stop immediately and return an error not to cause further memory
pressure when we run into a failure to find a page under low memory
condition.
Signed-off-by: Daeho Jeong <[email protected]>
Reported-by: Colin Ian King <[email protected]>
Fixes: 5fdb322ff2c2 ("f2fs: add F2FS_IOC_DECOMPRESS_FILE and F2FS_IOC_COMPRESS_FILE")
Reviewed-by: Colin Ian King <[email protected]>
Reviewed-by: Chao Yu <[email protected]>
Signed-off-by: Jaegeuk Kim <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-perl.c')
0 files changed, 0 insertions, 0 deletions