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watchdog: dw_wdt: Add __user annotation 

Added __user annotation to fix the following sparse warnings.

drivers/watchdog/dw_wdt.c:206:38: warning: incorrect type in argument 1 (different address spaces)
drivers/watchdog/dw_wdt.c:206:38:    expected void [noderef] <asn:1>*to
drivers/watchdog/dw_wdt.c:206:38:    got struct watchdog_info *<noident>
drivers/watchdog/dw_wdt.c:211:24: warning: incorrect type in initializer (different address spaces)
drivers/watchdog/dw_wdt.c:211:24:    expected int const [noderef] <asn:1>*register __p
drivers/watchdog/dw_wdt.c:211:24:    got int *<noident>

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Jamie Iles <jamie@jamieiles.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Jingoo Han 2013-08-01 14:38:36 +09:00 committed by Wim Van Sebroeck
parent bc8fdfbe75
commit 60295507f6
1 changed files with 2 additions and 2 deletions
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4
drivers/watchdog/dw_wdt.c
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@ -203,12 +203,12 @@ static long dw_wdt_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
switch (cmd) {
case WDIOC_GETSUPPORT:
return copy_to_user((struct watchdog_info *)arg, &dw_wdt_ident,
return copy_to_user((void __user *)arg, &dw_wdt_ident,
sizeof(dw_wdt_ident)) ? -EFAULT : 0;
case WDIOC_GETSTATUS:
case WDIOC_GETBOOTSTATUS:
return put_user(0, (int *)arg);
return put_user(0, (int __user *)arg);
case WDIOC_KEEPALIVE:
dw_wdt_set_next_heartbeat();