ISSUE:
If the return value of pch_udc_pcd_init() is False, the return value of this function is unsettled.
Since pch_udc_pcd_init() always returns 0, there is not actually the issue.
CAUSE:
If pch_udc_pcd_init() is True, the variable, retval, is not set for an appropriate value.
Signed-off-by: Tomoya MORINAGA <tomoya.rohm@xxxxxxxxx>
---
V2: Divide into 6 patches
---
drivers/usb/gadget/pch_udc.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/usb/gadget/pch_udc.c b/drivers/usb/gadget/pch_udc.c
index a4f8b08..78a2fce 100644
--- a/drivers/usb/gadget/pch_udc.c
+++ b/drivers/usb/gadget/pch_udc.c
@@ -2920,8 +2920,10 @@ static int pch_udc_probe(struct pci_dev *pdev,
}
pch_udc = dev;
/* initialize the hardware */
- if (pch_udc_pcd_init(dev))
+ if (pch_udc_pcd_init(dev)) {
+ retval = -ENODEV;
goto finished;
+ }
if (request_irq(pdev->irq, pch_udc_isr, IRQF_SHARED, KBUILD_MODNAME,
dev)) {
dev_err(&pdev->dev, "%s: request_irq(%d) fail\n", __func__,
--
1.7.4.4
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