watchdog: cadence_wdt: Enable access to module parameters

Give read access to module parameters to all and write access to root.
This change also improves driver error path testing.

Signed-off-by: Michal Simek <michal.simek@xilinx.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@iguana.be>

diff --git a/drivers/watchdog/cadence_wdt.c b/drivers/watchdog/cadence_wdt.c
index 05c000081e9da8c54fdf443055aa2257941c9456..dadd3b0c2d490a6c155589e2dedd38379baa8fe6 100644 (file)
--- a/drivers/watchdog/cadence_wdt.c
+++ b/drivers/watchdog/cadence_wdt.c
@@ -52,12 +52,12 @@
 static int wdt_timeout;
 static int nowayout = WATCHDOG_NOWAYOUT;
 
-module_param(wdt_timeout, int, 0);
+module_param(wdt_timeout, int, 0644);
 MODULE_PARM_DESC(wdt_timeout,
                 "Watchdog time in seconds. (default="
                 __MODULE_STRING(CDNS_WDT_DEFAULT_TIMEOUT) ")");
 
-module_param(nowayout, int, 0);
+module_param(nowayout, int, 0644);
 MODULE_PARM_DESC(nowayout,
                 "Watchdog cannot be stopped once started (default="
                 __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");