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Commit 517521e4 authored by Dan Carpenter's avatar Dan Carpenter Committed by Mauro Carvalho Chehab
Browse files

V4L/DVB: em28xx: remove unneeded null checks 



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: default avatarDan Carpenter <error27@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 7853d408

drivers/media/video/em28xx/em28xx-core.c

+2 −5
Original line number Diff line number Diff line
@@ -1186,7 +1186,6 @@ 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);

	}

	printk(KERN_INFO "Em28xx: Initialized (%s) extension\n", ops->name);
@@ -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);

	}



	printk(KERN_INFO "Em28xx: Removed (%s) extension\n", ops->name);

	list_del(&ops->next);

	mutex_unlock(&em28xx_devlist_mutex);