Staging: bcm: Removed unnecessary else.

The following patch fixes the checkpatch.pl warning:
WARNING: else is not generally useful after a break or return.

Signed-off-by: Heena Sirwani <heenasirwani@gmail.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>