From: Yang Yingliang yangyingliang@huawei.com
[ 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 --- 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);