Currently even if no users are there the suspend tries to
stop the watchdog and resume starts it.

so after resume the watchdog starts and resets the board.
Fix the same by adding a check for users.
Reviewed-by: NGuenter Roeck <linux@roeck-us.net>
Signed-off-by: NShubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Signed-off-by: NGuenter Roeck <linux@roeck-us.net>
Signed-off-by: NWim Van Sebroeck <wim@iguana.be>