watchdog: mena21_wdt: Fix possible NULL pointer dereference
authorJohannes Thumshirn <jthumshirn@suse.de>
Tue, 2 Jun 2015 10:25:26 +0000 (12:25 +0200)
committerWim Van Sebroeck <wim@iguana.be>
Mon, 22 Jun 2015 13:54:32 +0000 (15:54 +0200)
commit57337db1b9f96b897d2404531d8b6375667723fa
tree6e50b771d9b5f13129678fa6bf2b96d3043a3f18
parent04b1a62e6bb9b217847be874fe37a6b85ddff67e
watchdog: mena21_wdt: Fix possible NULL pointer dereference

In a21_wdt_remove() we do a watchdog_unregister_device() on struct
a21_wdt_drv->wdt but never assign it.

Also move the dev_set_drvdata() call in front of the watchdog_register_device()
call, so it doesn't look like an error.

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
drivers/watchdog/mena21_wdt.c