[media] xc5000: get rid of positive error codes

Errors should also be negative and should follow the Kernel
standards.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2014-05-21 13:08:18 -03:00
commit 859ae7f012