From: Dan Carpenter dan.carpenter@oracle.com
[ Upstream commit ca1c73628f5bd0c1ef6e46073cc3be2450605b06 ]
If "index > usbphyc->nphys" is true then this returns success but it should return -EINVAL.
Fixes: 94c358da3a05 ("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 Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/phy/st/phy-stm32-usbphyc.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/phy/st/phy-stm32-usbphyc.c b/drivers/phy/st/phy-stm32-usbphyc.c index 1255cd1d9a60..5056662d2927 100644 --- a/drivers/phy/st/phy-stm32-usbphyc.c +++ b/drivers/phy/st/phy-stm32-usbphyc.c @@ -393,6 +393,8 @@ static int stm32_usbphyc_probe(struct platform_device *pdev) ret = of_property_read_u32(child, "reg", &index); if (ret || index > usbphyc->nphys) { dev_err(&phy->dev, "invalid reg property: %d\n", ret); + if (!ret) + ret = -EINVAL; goto put_child; }