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| author | Lizhi Xu <lizhi.xu@windriver.com> | 2023-11-16 06:13:52 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-12-07 03:12:45 +0300 |
| commit | eb66b8abae98f869c224f7c852b685ae02144564 (patch) | |
| tree | 3c79c688b505832d86db2ec4a078aa209b2a9ace /mm/filemap.c | |
| parent | 3f3cac5c0a5c3b09bdfb919a7518dca83523a52c (diff) | |
| download | linux-eb66b8abae98f869c224f7c852b685ae02144564.tar.xz | |
squashfs: squashfs_read_data need to check if the length is 0
When the length passed in is 0, the pagemap_scan_test_walk() caller should
bail. This error causes at least a WARN_ON().
Link: https://lkml.kernel.org/r/20231116031352.40853-1-lizhi.xu@windriver.com
Reported-by: syzbot+32d3767580a1ea339a81@syzkaller.appspotmail.com
Closes: https://lkml.kernel.org/r/0000000000000526f2060a30a085@google.com
Signed-off-by: Lizhi Xu <lizhi.xu@windriver.com>
Reviewed-by: Phillip Lougher <phillip@squashfs.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/filemap.c')
0 files changed, 0 insertions, 0 deletions