4.14-stable review patch. If anyone has any objections, please let me know.
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From: Chunfeng Yun chunfeng.yun@mediatek.com
[ Upstream commit c162ff0aaaac456ef29aebd1e9d4d3e305cd3279 ]
When failing to get IRQ number, platform_get_irq() may return -EPROBE_DEFER, but we ignore it and always return -ENODEV, so fix it.
Signed-off-by: Chunfeng Yun chunfeng.yun@mediatek.com Signed-off-by: Felipe Balbi felipe.balbi@linux.intel.com Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/usb/mtu3/mtu3_core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/usb/mtu3/mtu3_core.c +++ b/drivers/usb/mtu3/mtu3_core.c @@ -774,9 +774,9 @@ int ssusb_gadget_init(struct ssusb_mtk * return -ENOMEM;
mtu->irq = platform_get_irq(pdev, 0); - if (mtu->irq <= 0) { + if (mtu->irq < 0) { dev_err(dev, "fail to get irq number\n"); - return -ENODEV; + return mtu->irq; } dev_info(dev, "irq %d\n", mtu->irq);