w1: cleanup w1_uevent

There were some return statements around in the w1_uevent, used goto
to cleanup those return statements with the help of err variable,
and also removed a semi colon at the end of the w1_uevent's closing
brace.

Signed-off-by: Devendra Naga <devendra.aaru@gmail.com>
Acked-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 6 insertions, 8 deletions

diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c
index 69075c3dfc73..79e488db5104 100644
--- a/drivers/w1/w1.c
+++ b/drivers/w1/w1.c
@@ -557,7 +557,7 @@ static int w1_uevent(struct device *dev, struct kobj_uevent_env *env)
         struct w1_master *md = NULL;
         struct w1_slave *sl = NULL;
         char *event_owner, *name;
-        int err;
+        int err = 0;
 
         if (dev->driver == &w1_master_driver) {
                 md = container_of(dev, struct w1_master, dev);
@@ -576,19 +576,17 @@ static int w1_uevent(struct device *dev, struct kobj_uevent_env *env)
                         event_owner, name, dev_name(dev));
 
         if (dev->driver != &w1_slave_driver || !sl)
-                return 0;
+                goto end;
 
         err = add_uevent_var(env, "W1_FID=%02X", sl->reg_num.family);
         if (err)
-                return err;
+                goto end;
 
         err = add_uevent_var(env, "W1_SLAVE_ID=%024LX",
                              (unsigned long long)sl->reg_num.id);
-        if (err)
-                return err;
-
-        return 0;
-};
+end:
+        return err;
+}
 #else
 static int w1_uevent(struct device *dev, struct kobj_uevent_env *env)
 {