iomem pointers should be printed with pointer format to hide the actual value and fix warnings when compiling on 64-bit platform (e.g. with COMPILE_TEST): drivers/i2c/busses/i2c-stu300.c: In function ‘stu300_wait_while_busy’: drivers/i2c/busses/i2c-stu300.c:446:76: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx> --- Changes since v1: 1. Add Linus' review tag. --- drivers/i2c/busses/i2c-stu300.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-stu300.c b/drivers/i2c/busses/i2c-stu300.c index 8c3e2d409d63..42e0a53e7fa4 100644 --- a/drivers/i2c/busses/i2c-stu300.c +++ b/drivers/i2c/busses/i2c-stu300.c @@ -444,7 +444,7 @@ static int stu300_wait_while_busy(struct stu300_dev *dev) "Attempt: %d\n", i+1); dev_err(&dev->pdev->dev, "base address = " - "0x%08x, reinit hardware\n", (u32) dev->virtbase); + "0x%p, reinit hardware\n", dev->virtbase); (void) stu300_init_hw(dev); } -- 2.7.4