em28xx: remove unneeded null checks
Commit Message
The "dev" variable is used as a list cursor in a list_for_each_entry()
loop and can never be null here so I removed the check.
Signed-off-by: Dan Carpenter <error27@gmail.com>
--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
@@ -1186,8 +1186,7 @@ int em28xx_register_extension(struct em28xx_ops *ops)
mutex_lock(&em28xx_devlist_mutex);
list_add_tail(&ops->next, &em28xx_extension_devlist);
list_for_each_entry(dev, &em28xx_devlist, devlist) {
- if (dev)
- ops->init(dev);
+ ops->init(dev);
}
printk(KERN_INFO "Em28xx: Initialized (%s) extension\n", ops->name);
mutex_unlock(&em28xx_devlist_mutex);
@@ -1201,10 +1200,8 @@ void em28xx_unregister_extension(struct em28xx_ops *ops)
mutex_lock(&em28xx_devlist_mutex);
list_for_each_entry(dev, &em28xx_devlist, devlist) {
- if (dev)
- ops->fini(dev);
+ ops->fini(dev);
}
-
printk(KERN_INFO "Em28xx: Removed (%s) extension\n", ops->name);
list_del(&ops->next);
mutex_unlock(&em28xx_devlist_mutex);