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authorYang Yingliang <yangyingliang@huawei.com>2021-05-18 22:11:08 +0800
committerSasha Levin <sashal@kernel.org>2021-06-30 08:49:31 -0400
commit985059c7d43c3c6981390f10c527d585eca24c8d (patch)
treec396ab667abdf09eb71413e573ba7a7eb3d00d93
parent1b20c28d8c0261c06d647747f6f326ecb88f5aac (diff)
dmaengine: stedma40: add missing iounmap() on error in d40_probe()
[ Upstream commit fffdaba402cea79b8d219355487d342ec23f91c6 ] 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> Signed-off-by: Sasha Levin <sashal@kernel.org>
-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 0fede051f4e1..e6d3ed1de374 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -3715,6 +3715,9 @@ failure:
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);