Alexey Khoroshilov 56ec16cb1e dm log userspace: fix memory leak in dm_ulog_tfr_init failure path ...

If cn_add_callback() fails in dm_ulog_tfr_init(), it does not
deallocate prealloced memory but calls cn_del_callback().

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Reviewed-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org

2014-10-05 20:03:38 -04:00

7.1 KiB

Raw Blame History

View Raw