staging: wilc1000: fix line over 80 chars in scan()

Fix line over 80 characters issues found by checkpatch.pl script with
the help of local variable.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed