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usb: host: ohci-tmio: check return value after calling platform_get_resource()
[ Upstream commit 9eff2b2e59
]
It will cause null-ptr-deref if platform_get_resource() returns NULL,
we need check the return value.
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20211011134920.118477-1-yangyingliang@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 1 additions and 1 deletions
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@ -196,7 +196,7 @@ static int ohci_hcd_tmio_drv_probe(struct platform_device *dev)
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if (usb_disabled())
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return -ENODEV;
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if (!cell)
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if (!cell || !regs || !config || !sram)
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return -EINVAL;
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if (irq < 0)
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