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| author | Lars-Peter Clausen <lars@metafoo.de> | 2013-03-25 14:24:22 +0100 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2013-04-15 09:52:04 +0530 |
| commit | af31826d9b1ce432e033f0e91529aa1013076482 (patch) | |
| tree | a9f80e9c668e64e9a3b8bf0154656de2e880e143 /drivers/dma/of-dma.c | |
| parent | 9a188eb126aa7bf27077ee46fcb914898d6fc281 (diff) | |
| download | op-kernel-dev-af31826d9b1ce432e033f0e91529aa1013076482.zip op-kernel-dev-af31826d9b1ce432e033f0e91529aa1013076482.tar.gz | |
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>
Diffstat (limited to 'drivers/dma/of-dma.c')
| -rw-r--r-- | drivers/dma/of-dma.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/dma/of-dma.c b/drivers/dma/of-dma.c index 00db454..8266893 100644 --- a/drivers/dma/of-dma.c +++ b/drivers/dma/of-dma.c @@ -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)) { |
