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phy: stm32: fix an error code in probe 

If "index > usbphyc->nphys" is true then this returns success but it
should return -EINVAL.

Fixes: 94c358da3a ("phy: stm32: add support for STM32 USB PHY Controller (USBPHYC)")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Amelie Delaunay <amelie.delaunay@foss.st.com>
Link: https://lore.kernel.org/r/Y0kq8j6S+5nDdMpr@kili
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Dan Carpenter 2022-10-14 12:25:06 +03:00 committed by Vinod Koul
parent 76845ba539
commit ca1c73628f
1 changed files with 2 additions and 0 deletions
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2
drivers/phy/st/phy-stm32-usbphyc.c
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@ -710,6 +710,8 @@ static int stm32_usbphyc_probe(struct platform_device *pdev)
ret = of_property_read_u32(child, "reg", &index); ret = of_property_read_u32(child, "reg", &index);
if (ret || index > usbphyc->nphys) { if (ret || index > usbphyc->nphys) {
dev_err(&phy->dev, "invalid reg property: %d\n", ret); dev_err(&phy->dev, "invalid reg property: %d\n", ret);
if (!ret)
ret = -EINVAL;
goto put_child; goto put_child;
} }