[PATCH 1/6] usb: host: ehci-msm: Fix pointer check
Stephan Gerhold
stephan.gerhold at linaro.org
Mon Apr 7 11:54:21 CEST 2025
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 at linaro.org>
---
drivers/usb/host/ehci-msm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/host/ehci-msm.c b/drivers/usb/host/ehci-msm.c
index a759aea9db38dd5af2bb85b677ac403018983cfb..dd1d527a3a2c3f38df747dbb41cbb84bf76286e2 100644
--- a/drivers/usb/host/ehci-msm.c
+++ b/drivers/usb/host/ehci-msm.c
@@ -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
--
2.47.2
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