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dma: of: Remove unnecessary list_empty check 

list_for_each_entry is able to handle empty lists just fine, there is no need
to make sure that the list is non empty.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Lars-Peter Clausen 2013-03-25 14:24:22 +01:00 committed by Vinod Koul
parent 9a188eb126
commit af31826d9b
1 changed files with 0 additions and 5 deletions
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5
drivers/dma/of-dma.c
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@ -36,11 +36,6 @@ static struct of_dma *of_dma_get_controller(struct of_phandle_args *dma_spec)
spin_lock(&of_dma_lock);
if (list_empty(&of_dma_list)) {
spin_unlock(&of_dma_lock);
return NULL;
}
list_for_each_entry(ofdma, &of_dma_list, of_dma_controllers)
if ((ofdma->of_node == dma_spec->np) &&
(ofdma->of_dma_nbcells == dma_spec->args_count)) {