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authorYueHaibing <yuehaibing@huawei.com>2019-01-09 12:10:37 +0000
committerVinod Koul <vkoul@kernel.org>2019-01-20 10:53:29 +0530
commitc2be36ac2141b97f9a35ab560381317566bee357 (patch)
treecd0e7697b68e47915eec4d0a1970b4dcf78463a6 /drivers/dma/xilinx
parentb8349172b4001ea4e8b38a243275aecd90aa7573 (diff)
dmaengine: xilinx_dma: remove set but not used variable 'tail_segment'
Fixes gcc '-Wunused-but-set-variable' warning: drivers/dma/xilinx/xilinx_dma.c: In function 'xilinx_vdma_start_transfer': drivers/dma/xilinx/xilinx_dma.c:1104:33: warning: variable 'tail_segment' set but not used [-Wunused-but-set-variable] It not used since commit b8349172b400 ("dmaengine: xilinx_dma: Drop SG support for VDMA IP") Signed-off-by: YueHaibing <yuehaibing@huawei.com> Reviewed-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com> Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/xilinx')
-rw-r--r--drivers/dma/xilinx/xilinx_dma.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c
index d9431afa031b..c8acd34f1f70 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -1101,7 +1101,6 @@ static void xilinx_vdma_start_transfer(struct xilinx_dma_chan *chan)
struct xilinx_vdma_config *config = &chan->config;
struct xilinx_dma_tx_descriptor *desc, *tail_desc;
u32 reg, j;
- struct xilinx_vdma_tx_segment *tail_segment;
struct xilinx_vdma_tx_segment *segment, *last = NULL;
int i = 0;
@@ -1120,9 +1119,6 @@ static void xilinx_vdma_start_transfer(struct xilinx_dma_chan *chan)
tail_desc = list_last_entry(&chan->pending_list,
struct xilinx_dma_tx_descriptor, node);
- tail_segment = list_last_entry(&tail_desc->segments,
- struct xilinx_vdma_tx_segment, node);
-
/* Configure the hardware using info in the config structure */
if (chan->has_vflip) {
reg = dma_read(chan, XILINX_VDMA_REG_ENABLE_VERTICAL_FLIP);