diff --git a/Documentation/watchdog/src/watchdog-simple.c b/Documentation/watchdog/src/watchdog-simple.c
index 4cf72f3fa8e9..ba45803a2216 100644
--- a/Documentation/watchdog/src/watchdog-simple.c
+++ b/Documentation/watchdog/src/watchdog-simple.c
@@ -17,9 +17,6 @@ int main(void)
 			ret = -1;
 			break;
 		}
-		ret = fsync(fd);
-		if (ret)
-			break;
 		sleep(10);
 	}
 	close(fd);