staging: mt7621-mmc: Fix error number assignment

Currently the value that data->error is set to is converted to an
unsigned int, but it is a usual error number, so it should be
negative.

Signed-off-by: Christian Lütke-Stetzkamp <christian@lkamp.de>
Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christian Lütke-Stetzkamp 2018-04-29 19:32:31 +02:00 • committed by Greg Kroah-Hartman
commit ec5e399edd