When mdev is NULL, the error print statement will try to dereference
the NULL pointer.
Signed-off-by: NSachin Kamat <sachin.kamat@linaro.org>
Acked-by: NTomasz Stanislawski <t.stanislaws@samsung.com>
Signed-off-by: NSylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>