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Commit db5d2d8a authored by Jiri Slaby's avatar Jiri Slaby Committed by Wim Van Sebroeck
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[WATCHDOG] w83697ug, fix lock imbalance 



Don't forget to unlock io_lock when w83697ug_select_wd_register fails in
wdt_ctrl.

Signed-off-by: default avatarJiri Slaby <jirislaby@gmail.com>
Signed-off-by: default avatarWim Van Sebroeck <wim@iguana.be>
parent b86a6c6c

drivers/watchdog/w83697ug_wdt.c

+3 −1
Original line number Diff line number Diff line
@@ -149,8 +149,10 @@ static void wdt_ctrl(int timeout) 
{

	spin_lock(&io_lock);



	if (w83697ug_select_wd_register() < 0)

	if (w83697ug_select_wd_register() < 0) {

		spin_unlock(&io_lock);

		return;

	}



	outb_p(0xF4, WDT_EFER);    /* Select CRF4 */

	outb_p(timeout, WDT_EFDR); /* Write Timeout counter to CRF4 */