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authorYang Yingliang <yangyingliang@huawei.com>2021-05-18 16:11:08 +0200
committerVinod Koul <vkoul@kernel.org>2021-05-31 06:17:27 +0200
commitfffdaba402cea79b8d219355487d342ec23f91c6 (patch)
treea032897629c463dfa6d057061c742b103bf9ba22 /drivers/dma
parentdmaengine: SF_PDMA depends on HAS_IOMEM (diff)
downloadlinux-fffdaba402cea79b8d219355487d342ec23f91c6.tar.xz
linux-fffdaba402cea79b8d219355487d342ec23f91c6.zip
dmaengine: stedma40: add missing iounmap() on error in d40_probe()
Add the missing iounmap() before return from d40_probe() in the error handling case. Fixes: 8d318a50b3d7 ("DMAENGINE: Support for ST-Ericssons DMA40 block v3") Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Link: https://lore.kernel.org/r/20210518141108.1324127-1-yangyingliang@huawei.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/ste_dma40.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 265d7c07b348..e1827393143f 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -3675,6 +3675,9 @@ static int __init d40_probe(struct platform_device *pdev)
kfree(base->lcla_pool.base_unaligned);
+ if (base->lcpa_base)
+ iounmap(base->lcpa_base);
+
if (base->phy_lcpa)
release_mem_region(base->phy_lcpa,
base->lcpa_size);