usb: host: ehci-msm: Fix pointer check

dev_read_addr_ptr() returns a null pointer on error, not FDT_ADDR_T_NONE.

Fixes: 2be1130a9305 ("usb: ehci-msm: Use dev interface to get device address")
Signed-off-by: Stephan Gerhold <stephan.gerhold@linaro.org>
Acked-by: Caleb Connolly <caleb.connolly@linaro.org>
Tested-by: Sam Day <me@samcday.com>
Link: https://patch.msgid.link/20250407-ehci-msm-fixes-v1-1-f8b30eb05d07@linaro.org
Signed-off-by: Casey Connolly <casey.connolly@linaro.org>
This commit is contained in:
Stephan Gerhold 2025-04-07 11:54:21 +02:00 committed by Tom Rini
parent cd44b44e59
commit fef8c84b57

View File

@ -141,7 +141,7 @@ static int ehci_usb_of_to_plat(struct udevice *dev)
priv->ulpi_vp.port_num = 0;
priv->ehci = dev_read_addr_ptr(dev);
if (priv->ehci == (void *)FDT_ADDR_T_NONE)
if (!priv->ehci)
return -EINVAL;
/* Warning: this will not work if viewport address is > 64 bit due to