[PATCH AUTOSEL 5.4 046/130] mmc: tmio: do not print real IOMEM pointer

Sasha Levin
2020-12-23T03:02:23Z

From: Krzysztof Kozlowski <krzk@kernel.org>

[ Upstream commit ade8e9d3fb9232ddfb87a4bc641b35b988d9757b ]

Printing kernel pointers is discouraged because they might leak kernel
memory layout. This fixes smatch warning:

drivers/mmc/host/tmio_mmc.c:177 tmio_mmc_probe() warn: argument 3 to %08lx specifier is cast from pointer

Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20201116164252.44078-1-krzk@kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/mmc/host/tmio_mmc.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/mmc/host/tmio_mmc.c b/drivers/mmc/host/tmio_mmc.c
index 93e83ad25976e..dedfad7a2fcb1 100644
--- a/drivers/mmc/host/tmio_mmc.c
+++ b/drivers/mmc/host/tmio_mmc.c
@@ -182,8 +182,7 @@ static int tmio_mmc_probe(struct platform_device *pdev)
if (ret)
goto host_remove;

- pr_info("%s at 0x%08lx irq %d\n", mmc_hostname(host->mmc),
- (unsigned long)host->ctl, irq);
+ pr_info("%s at 0x%p irq %d\n", mmc_hostname(host->mmc), host->ctl, irq);

return 0;

--
2.27.0