summaryrefslogtreecommitdiff
path: root/drivers/watchdog
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/watchdog_dev.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c
index ac20f92347b1..e7134a5979c6 100644
--- a/drivers/watchdog/watchdog_dev.c
+++ b/drivers/watchdog/watchdog_dev.c
@@ -180,6 +180,12 @@ static long watchdog_ioctl(struct file *file, unsigned int cmd,
unsigned int val;
int err;
+ if (wdd->ops->ioctl) {
+ err = wdd->ops->ioctl(wdd, cmd, arg);
+ if (err != -ENOIOCTLCMD)
+ return err;
+ }
+
switch (cmd) {
case WDIOC_GETSUPPORT:
return copy_to_user(argp, wdd->info,