[ldv-project] [PATCH] dm-log-userspace: fix memory leak on failure path in dm_ulog_tfr_init()

[Brassow Jonathan]

On Oct 1, 2014, at 3:58 PM, Alexey Khoroshilov <khoroshilov at ispras.ru> wrote:

> If cn_add_callback() fails in dm_ulog_tfr_init(), it does not
> deallocate prealloced memory but calls cn_del_callback().
> It looks like a misprint.
> 
> Found by Linux Driver Verification project (linuxtesting.org).
> 
> Signed-off-by: Alexey Khoroshilov <khoroshilov at ispras.ru>

Signed-off-by: Jonathan Brassow <jbrassow at redhat.com>