Techwizz/kernel-fxtec-pro1x
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V4L/DVB: em28xx: remove unneeded null checks

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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>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Dan Carpenter 2010-05-22 16:53:27 -03:00 committed by Mauro Carvalho Chehab
parent 7853d408b7
commit 517521e465
1 changed files with 2 additions and 5 deletions
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7
drivers/media/video/em28xx/em28xx-core.c
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@ -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);