1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/char/watchdog/at32ap700x_wdt.c b/drivers/char/watchdog/at32ap700x_wdt.c
index f08ea9493d2f..a3e288701baf 100644
--- a/drivers/char/watchdog/at32ap700x_wdt.c
+++ b/drivers/char/watchdog/at32ap700x_wdt.c
@@ -257,6 +257,7 @@ static int __exit at32_wdt_remove(struct platform_device *pdev)
 {
         if (wdt && platform_get_drvdata(pdev) == wdt) {
                 misc_deregister(&wdt->miscdev);
+                iounmap(wdt->regs);
                 kfree(wdt);
                 wdt = NULL;
                 platform_set_drvdata(pdev, NULL);