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authorWolfram Sang <wsa+renesas@sang-engineering.com>2019-05-18 23:27:16 +0200
committerWim Van Sebroeck <wim@linux-watchdog.org>2019-07-08 15:13:01 +0200
commit80030425e0207172cd68a8952c5054db85ffa85f (patch)
tree7b1e4eb8c03ac3b7ac851aa7b1572330b38de48b /drivers/watchdog
parent46713c3d2f8da5e3d8ddd2249bcb1d9974fb5d28 (diff)
downloadlinux-80030425e0207172cd68a8952c5054db85ffa85f.tar.bz2
watchdog: make watchdog_deferred_registration_add() void
It cannot fail, so no return value needed. Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/watchdog_core.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/watchdog/watchdog_core.c b/drivers/watchdog/watchdog_core.c
index 62be9e52a4de..9fd096af0cc5 100644
--- a/drivers/watchdog/watchdog_core.c
+++ b/drivers/watchdog/watchdog_core.c
@@ -60,11 +60,10 @@ static DEFINE_MUTEX(wtd_deferred_reg_mutex);
static LIST_HEAD(wtd_deferred_reg_list);
static bool wtd_deferred_reg_done;
-static int watchdog_deferred_registration_add(struct watchdog_device *wdd)
+static void watchdog_deferred_registration_add(struct watchdog_device *wdd)
{
list_add_tail(&wdd->deferred,
&wtd_deferred_reg_list);
- return 0;
}
static void watchdog_deferred_registration_del(struct watchdog_device *wdd)
@@ -265,13 +264,13 @@ static int __watchdog_register_device(struct watchdog_device *wdd)
int watchdog_register_device(struct watchdog_device *wdd)
{
- int ret;
+ int ret = 0;
mutex_lock(&wtd_deferred_reg_mutex);
if (wtd_deferred_reg_done)
ret = __watchdog_register_device(wdd);
else
- ret = watchdog_deferred_registration_add(wdd);
+ watchdog_deferred_registration_add(wdd);
mutex_unlock(&wtd_deferred_reg_mutex);
return ret;
}