parisc: ccio-dma: Add missing iounmap in error path in ccio_probe()

[ 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>

diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c
index cc23b30337c16d839209f918ae50084c9bfa9570..afae74a99df102138e7f27e71b8f84abb9edbdcf 100644 (file)
--- a/drivers/parisc/ccio-dma.c
+++ b/drivers/parisc/ccio-dma.c
@@ -1581,6 +1581,7 @@ 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;
        }