From c2be36ac2141b97f9a35ab560381317566bee357 Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Wed, 9 Jan 2019 12:10:37 +0000 Subject: [PATCH] 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 Reviewed-by: Radhey Shyam Pandey Signed-off-by: Vinod Koul --- drivers/dma/xilinx/xilinx_dma.c | 4 ---- 1 file changed, 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); -- 2.45.2