[PATCH 4.4 14/57] dmaengine: stedma40: add missing iounmap() on error in d40_probe()
From: Sasha Levin <sashal@kernel.org>
Date: 2021-06-28 15:26:27
Also in:
lkml
Subsystem:
arm/nomadik/ux500 architectures, dma generic offload engine subsystem, the rest · Maintainers:
Linus Walleij, Vinod Koul, Linus Torvalds
From: Yang Yingliang <redacted>
[ 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 <redacted>
Signed-off-by: Yang Yingliang <redacted>
Reviewed-by: Linus Walleij <redacted>
Link: https://lore.kernel.org/r/20210518141108.1324127-1-yangyingliang@huawei.com (local)
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/dma/ste_dma40.c | 3 +++
1 file changed, 3 insertions(+)
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);
--
2.30.2