staging: intel_sst: use signed int for error codes

As retval stores error code, it should be signed int.

Signed-off-by: Vasiliy Kulikov <segooon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Vasiliy Kulikov 2010-10-10 21:28:43 +04:00 • committed by Greg Kroah-Hartman
commit 801089e68e