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    Subject[PATCH 4.19 04/58] parisc: ccio-dma: Add missing iounmap in error path in ccio_probe()
    Date
    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 73ee74d6e7a3..2c763f9d75df 100644
    --- a/drivers/parisc/ccio-dma.c
    +++ b/drivers/parisc/ccio-dma.c
    @@ -1555,6 +1555,7 @@ 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


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