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| author | Mike Snitzer <snitzer@redhat.com> | 2015-11-17 14:11:34 -0500 |
|---|---|---|
| committer | Mike Snitzer <snitzer@redhat.com> | 2015-11-17 14:18:49 -0500 |
| commit | 647a20d5cad7477033bc021ec9dd75edf4bbf9a0 (patch) | |
| tree | 459ab91e5d61c98a2607f5414af593d46705eaa0 /drivers/md/dm-mpath.c | |
| parent | 5bbbfdf685657771fda05b926b28ca0f79163a28 (diff) | |
| download | linux-647a20d5cad7477033bc021ec9dd75edf4bbf9a0.tar.gz linux-647a20d5cad7477033bc021ec9dd75edf4bbf9a0.tar.bz2 linux-647a20d5cad7477033bc021ec9dd75edf4bbf9a0.zip | |
dm: do not reuse dm_blk_ioctl block_device input as local variable
(Ab)using the @bdev passed to dm_blk_ioctl() opens the potential for
targets' .prepare_ioctl to fail if they go on to check the bdev for
!NULL.
Fixes: e56f81e0b01e ("dm: refactor ioctl handling")
Reported-by: Junichi Nomura <j-nomura@ce.jp.nec.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-mpath.c')
0 files changed, 0 insertions, 0 deletions