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uio: pruss: fix missing iounmap() in pruss_probe()

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platform_get_irq() is called after ioremap(), if it fails,
iounmap() needs be called in error the path.

Fixes: 2fd84b9b83 ("uio: pruss: fix to check return value of platform_get_irq() in pruss_probe()")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20230808123827.560603-1-yangyingliang@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Yang Yingliang
2023-08-08 20:38:27 +08:00
committed by Greg Kroah-Hartman
parent e75850b457
commit 979ca1ca1f
1 changed files with 2 additions and 1 deletions
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3
drivers/uio/uio_pruss.c
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@@ -177,7 +177,7 @@ static int pruss_probe(struct platform_device *pdev)
ret = platform_get_irq(pdev, 0); ret = platform_get_irq(pdev, 0);
if (ret < 0) if (ret < 0)
goto err_free_ddr_vaddr; goto err_unmap;
gdev->hostirq_start = ret; gdev->hostirq_start = ret;
gdev->pintc_base = pdata->pintc_base; gdev->pintc_base = pdata->pintc_base;
@@ -215,6 +215,7 @@ err_unloop:
for (i = 0, p = gdev->info; i < cnt; i++, p++) { for (i = 0, p = gdev->info; i < cnt; i++, p++) {
uio_unregister_device(p); uio_unregister_device(p);
} }
err_unmap:
iounmap(gdev->prussio_vaddr); iounmap(gdev->prussio_vaddr);
err_free_ddr_vaddr: err_free_ddr_vaddr:
dma_free_coherent(dev, extram_pool_sz, gdev->ddr_vaddr, dma_free_coherent(dev, extram_pool_sz, gdev->ddr_vaddr,