From: Miaoqian Lin linmq006@gmail.com
[ Upstream commit e84ee1a75f944a0fe3c277aaa10c426603d2b0bc ]
Add the missing iounmap() before return from asic3_mfd_probe in the error handling case.
Fixes: 64e8867ba809 ("mfd: tmio_mmc hardware abstraction for CNF area") Signed-off-by: Miaoqian Lin linmq006@gmail.com Signed-off-by: Lee Jones lee.jones@linaro.org Link: https://lore.kernel.org/r/20220307072947.5369-1-linmq006@gmail.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/mfd/asic3.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c index 8d58c8df46cf..56338f9dbd0b 100644 --- a/drivers/mfd/asic3.c +++ b/drivers/mfd/asic3.c @@ -906,14 +906,14 @@ static int __init asic3_mfd_probe(struct platform_device *pdev, ret = mfd_add_devices(&pdev->dev, pdev->id, &asic3_cell_ds1wm, 1, mem, asic->irq_base, NULL); if (ret < 0) - goto out; + goto out_unmap; }
if (mem_sdio && (irq >= 0)) { ret = mfd_add_devices(&pdev->dev, pdev->id, &asic3_cell_mmc, 1, mem_sdio, irq, NULL); if (ret < 0) - goto out; + goto out_unmap; }
ret = 0; @@ -927,8 +927,12 @@ static int __init asic3_mfd_probe(struct platform_device *pdev, ret = mfd_add_devices(&pdev->dev, 0, asic3_cell_leds, ASIC3_NUM_LEDS, NULL, 0, NULL); } + return ret;
- out: +out_unmap: + if (asic->tmio_cnf) + iounmap(asic->tmio_cnf); +out: return ret; }