diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-01-23 14:48:54 +0100 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-01-31 14:07:59 +0100 |
commit | 36991ca68db9dd43bac7f3519f080ee3939263ef (patch) | |
tree | 49a095083f83399fa032a7e3264a1509d79dc983 /crypto/pcbc.c | |
parent | 2c1cf00eeacb784781cf1c9896b8af001246d339 (diff) | |
download | linux-36991ca68db9dd43bac7f3519f080ee3939263ef.tar.gz |
blk-mq: protect debugfs_create_files() from failures
If debugfs were to return a non-NULL error for a debugfs call, using that pointer later in debugfs_create_files() would crash. Fix that by properly checking the pointer before referencing it. Reported-by: Michal Hocko <mhocko@kernel.org> Reported-and-tested-by: syzbot+b382ba6a802a3d242790@syzkaller.appspotmail.com Reported-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'crypto/pcbc.c')
0 files changed, 0 insertions, 0 deletions