summaryrefslogtreecommitdiff
path: root/drivers/dma/virt-dma.h
diff options
context:
space:
mode:
authorMasahiro Yamada <yamada.masahiro@socionext.com>2016-09-13 03:08:17 +0900
committerVinod Koul <vinod.koul@intel.com>2016-09-14 19:10:46 +0530
commit360af35b08da9def3be8b67398f4e0f90c292e37 (patch)
tree8afea3d372107ddc4f45b4c903fad056f58a0626 /drivers/dma/virt-dma.h
parentaa570be6de67f3772cc850a7bfbe659214aa9ee4 (diff)
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/virt-dma.h')
-rw-r--r--drivers/dma/virt-dma.h6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/dma/virt-dma.h b/drivers/dma/virt-dma.h
index d9731ca5e262..a030ae7b1df2 100644
--- a/drivers/dma/virt-dma.h
+++ b/drivers/dma/virt-dma.h
@@ -123,10 +123,8 @@ static inline void vchan_cyclic_callback(struct virt_dma_desc *vd)
*/
static inline struct virt_dma_desc *vchan_next_desc(struct virt_dma_chan *vc)
{
- if (list_empty(&vc->desc_issued))
- return NULL;
-
- return list_first_entry(&vc->desc_issued, struct virt_dma_desc, node);
+ return list_first_entry_or_null(&vc->desc_issued,
+ struct virt_dma_desc, node);
}
/**