watchdog: ts72xx_wdt: Kill superfluous variable in remove
There is no need to store the return value of misc_deregister() in a variable. Instead we can just return the value directly. Signed-off-by: NMika Westerberg <mika.westerberg@linux.intel.com> Reviewed-by: NGuenter Roeck <linux@roeck-us.net> Signed-off-by: NWim Van Sebroeck <wim@iguana.be>
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