From: Yang Yingliang yangyingliang@huawei.com
stable inclusion from stable-v5.10.145 commit 65dd251c516d200456e5c92398966223adfa21b3 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I6D0VF
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ 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 Signed-off-by: Jialin Zhang zhangjialin11@huawei.com Reviewed-by: Zheng Zengkai zhengzengkai@huawei.com --- 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 ffd5000c23d3..be81b765858b 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; }