watchdog: cpwd: add of_node_put()

use of_node_put() to release the refcount.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/watchdog/cpwd.c b/drivers/watchdog/cpwd.c
index aee0b25cf10d..32156e199c51 100644
--- a/drivers/watchdog/cpwd.c
+++ b/drivers/watchdog/cpwd.c
@@ -570,6 +570,8 @@ static int cpwd_probe(struct platform_device *op)
         if (str_prop)
                 p->timeout = simple_strtoul(str_prop, NULL, 10);
 
+        of_node_put(options);
+
         /* CP1400s seem to have broken PLD implementations-- the
          * interrupt_mask register cannot be written, so no timer
          * interrupts can be masked within the PLD.