diff options
| -rw-r--r-- | drivers/watchdog/w83697ug_wdt.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/watchdog/w83697ug_wdt.c b/drivers/watchdog/w83697ug_wdt.c index 883b5f79673..a6c12dec91a 100644 --- a/drivers/watchdog/w83697ug_wdt.c +++ b/drivers/watchdog/w83697ug_wdt.c @@ -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 */ |