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[v2,2/4] dmaengine: zynqmp_dma: Fix warning variable 'val' set but not used

Message ID 1512624268-13944-3-git-send-email-appanad@xilinx.com (mailing list archive)
State New, archived
Headers show

Commit Message

Appana Durga Kedareswara rao Dec. 7, 2017, 5:24 a.m. UTC 
This patch fixes the below warning

drivers/dma/xilinx/zynqmp_dma.c: In function 'zynqmp_dma_handle_ovfl_int':
drivers/dma/xilinx/zynqmp_dma.c:522:6: warning: variable 'val' set but not used [-Wunused-but-set-variable]

Signed-off-by: Kedareswara rao Appana <appanad@xilinx.com>
---
Changes for v2:
--> None.

 drivers/dma/xilinx/zynqmp_dma.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
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Patch

diff --git a/drivers/dma/xilinx/zynqmp_dma.c b/drivers/dma/xilinx/zynqmp_dma.c
index 4376e4a..b9b5c0a 100644
--- a/drivers/dma/xilinx/zynqmp_dma.c
+++ b/drivers/dma/xilinx/zynqmp_dma.c
@@ -524,12 +524,10 @@  static void zynqmp_dma_start(struct zynqmp_dma_chan *chan)
  */
 static void zynqmp_dma_handle_ovfl_int(struct zynqmp_dma_chan *chan, u32 status)
 {
-	u32 val;
-
 	if (status & ZYNQMP_DMA_IRQ_DST_ACCT_ERR)
-		val = readl(chan->regs + ZYNQMP_DMA_IRQ_DST_ACCT);
+		readl(chan->regs + ZYNQMP_DMA_IRQ_DST_ACCT);
 	if (status & ZYNQMP_DMA_IRQ_SRC_ACCT_ERR)
-		val = readl(chan->regs + ZYNQMP_DMA_IRQ_SRC_ACCT);
+		readl(chan->regs + ZYNQMP_DMA_IRQ_SRC_ACCT);
 }
 
 static void zynqmp_dma_config(struct zynqmp_dma_chan *chan)