[PATCH 5.15 15/45] parisc: ccio-dma: Add missing iounmap in error path in ccio_probe()

Greg Kroah-Hartman
2022-09-21T15:54:14Z

From: Yang Yingliang <yangyingliang@huawei.com>

[ Upstream commit 38238be4e881a5d0abbe4872b4cd6ed790be06c8 ]

Add missing iounmap() before return from ccio_probe(), if ccio_init_resources()
fails.

Fixes: d46c742f827f ("parisc: ccio-dma: Handle kmalloc failure in ccio_init_resources()")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/parisc/ccio-dma.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c
index f69ab90b5e22..6052f264bbb0 100644
--- a/drivers/parisc/ccio-dma.c
+++ b/drivers/parisc/ccio-dma.c
@@ -1546,6 +1546,7 @@ static int __init ccio_probe(struct parisc_device *dev)
}
ccio_ioc_init(ioc);
if (ccio_init_resources(ioc)) {
+ iounmap(ioc->ioc_regs);
kfree(ioc);
return -ENOMEM;
}
--
2.35.1