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dca: remove unneeded NULL check 

The return here doesn't release the locks or re-enable IRQs.  But as
Andrew Morton points out, domain is never NULL.  list_first_entry()
essentially never returns NULL and also we already verified that the list
is not empty.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Maciej Sosnowski <maciej.sosnowski@intel.com>
Cc: David Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Dan Carpenter 2011-01-12 16:59:42 -08:00 committed by Linus Torvalds
parent 455cd5ab30
commit f0f2c2b5b4
1 changed files with 0 additions and 2 deletions
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2
drivers/dca/dca-core.c
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@ -110,8 +110,6 @@ static void unregister_dca_providers(void)
/* at this point only one domain in the list is expected */
domain = list_first_entry(&dca_domains, struct dca_domain, node);
if (!domain)
return;
list_for_each_entry_safe(dca, _dca, &domain->dca_providers, node) {
list_del(&dca->node);