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Subject[PATCH] mfd: asic3: Add missing iounmap() on error asic3_mfd_probe
Date
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>
---
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;
}

--
2.17.1
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