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usb: host: ehci-msm: Fix pointer check

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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
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/host/ehci-msm.c
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@ -141,7 +141,7 @@ static int ehci_usb_of_to_plat(struct udevice *dev)
priv->ulpi_vp.port_num = 0; priv->ulpi_vp.port_num = 0;
priv->ehci = dev_read_addr_ptr(dev); priv->ehci = dev_read_addr_ptr(dev);
if (priv->ehci == (void *)FDT_ADDR_T_NONE) if (!priv->ehci)
return -EINVAL; return -EINVAL;
/* Warning: this will not work if viewport address is > 64 bit due to /* Warning: this will not work if viewport address is > 64 bit due to