staging: rts5208: Change data type to unsigned int.

This patch fixes a minor checkpatch warning:

"WARNING: Prefer 'unsigned int' to bare use of 'unsigned'"

Signed-off-by: Louie Lu <louie.lu@hopebaytech.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed