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-rw-r--r--drivers/dma/xilinx/xdma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/xilinx/xdma.c b/drivers/dma/xilinx/xdma.c
index 459e7b9838ed..78a8eef5dcf7 100644
--- a/drivers/dma/xilinx/xdma.c
+++ b/drivers/dma/xilinx/xdma.c
@@ -883,7 +883,7 @@ static int xdma_probe(struct platform_device *pdev)
goto failed;
}
xdev->irq_start = res->start;
- xdev->irq_num = res->end - res->start + 1;
+ xdev->irq_num = resource_size(res);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {