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usb: gadget: udc: gr_udc: Fix deferred probing
When platform_get_irq() fails, it may return -EPROBE_DEFER, which
suggested deferred probing, it is very important to propagate it
upstream. We cannot override it with other error code.
Commit ce753ad154
("platform: finally disallow IRQ0 in
platform_get_irq() and its ilk") makes sure IRQ0 is not returned.
Signed-off-by: Zhu Wang <wangzhu9@huawei.com>
Link: https://lore.kernel.org/r/20230804110005.97061-1-wangzhu9@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
d3af2f4c04
commit
4f4bda58c5
1 changed files with 4 additions and 4 deletions
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@ -2136,15 +2136,15 @@ static int gr_probe(struct platform_device *pdev)
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return PTR_ERR(regs);
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dev->irq = platform_get_irq(pdev, 0);
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if (dev->irq <= 0)
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return -ENODEV;
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if (dev->irq < 0)
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return dev->irq;
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/* Some core configurations has separate irqs for IN and OUT events */
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dev->irqi = platform_get_irq(pdev, 1);
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if (dev->irqi > 0) {
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dev->irqo = platform_get_irq(pdev, 2);
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if (dev->irqo <= 0)
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return -ENODEV;
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if (dev->irqo < 0)
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return dev->irqo;
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} else {
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dev->irqi = 0;
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}
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