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| author | Martin K. Petersen <martin.petersen@oracle.com> | 2014-04-08 22:43:43 -0400 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2014-04-09 08:00:01 -0600 |
| commit | b7aa84d9cb9f26da1a9312c3e39dbd1a3c25a426 (patch) | |
| tree | 583b4d4a8cab1128b26c12e61a6cd598fcc268de /block/ioctl.c | |
| parent | 44bd70c347c466616e430b044c49d48fac29789d (diff) | |
block: Fix for_each_bvec()
Commit 4550dd6c6b062 introduced for_each_bvec() which iterates over each
bvec attached to a bio or bip. However, the macro fails to check bi_size
before dereferencing which can lead to crashes while counting/mapping
integrity scatterlist segments.
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Cc: Kent Overstreet <kmo@daterainc.com>
Cc: Nicholas Bellinger <nab@linux-iscsi.org>
Cc: <stable@vger.kernel.org> # v3.14+
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/ioctl.c')
0 files changed, 0 insertions, 0 deletions