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authorMasahiro Yamada <yamada.masahiro@socionext.com>2016-09-12 20:08:17 +0200
committerVinod Koul <vinod.koul@intel.com>2016-09-14 15:40:46 +0200
commit360af35b08da9def3be8b67398f4e0f90c292e37 (patch)
tree8afea3d372107ddc4f45b4c903fad056f58a0626 /drivers/dma/ep93xx_dma.c
parentdmaengine: NO_IRQ removal from powerpc-only drivers (diff)
downloadlinux-360af35b08da9def3be8b67398f4e0f90c292e37.tar.xz
linux-360af35b08da9def3be8b67398f4e0f90c292e37.zip
dmaengine: cleanup with list_first_entry_or_null()
The combo of list_empty() check and return list_first_entry() can be replaced with list_first_entry_or_null(). Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/ep93xx_dma.c')
-rw-r--r--drivers/dma/ep93xx_dma.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/dma/ep93xx_dma.c b/drivers/dma/ep93xx_dma.c
index 21f08cc3352b..2ffaca25267e 100644
--- a/drivers/dma/ep93xx_dma.c
+++ b/drivers/dma/ep93xx_dma.c
@@ -262,10 +262,8 @@ static void ep93xx_dma_set_active(struct ep93xx_dma_chan *edmac,
static struct ep93xx_dma_desc *
ep93xx_dma_get_active(struct ep93xx_dma_chan *edmac)
{
- if (list_empty(&edmac->active))
- return NULL;
-
- return list_first_entry(&edmac->active, struct ep93xx_dma_desc, node);
+ return list_first_entry_or_null(&edmac->active,
+ struct ep93xx_dma_desc, node);
}
/**