There is no need to have the 'void __iomem *dma_base_addr' variable static since new value always be assigned before use it. Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx> --- drivers/dma/moxart-dma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/moxart-dma.c b/drivers/dma/moxart-dma.c index 2a77fa319d78..347146a6e1d0 100644 --- a/drivers/dma/moxart-dma.c +++ b/drivers/dma/moxart-dma.c @@ -568,7 +568,7 @@ static int moxart_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct device_node *node = dev->of_node; struct resource *res; - static void __iomem *dma_base_addr; + void __iomem *dma_base_addr; int ret, i; unsigned int irq; struct moxart_chan *ch;