[U-Boot] [PATCH v4 3/5] drivers: phy: Set phy->dev to NULL when generic_phy_get_by_index() fails
patrice.chotard at st.com
patrice.chotard at st.com
Mon May 29 07:57:42 UTC 2017
From: Patrice Chotard <patrice.chotard at st.com>
phy->dev need to be set to NULL in case of generic_phy_get_by_index()
fails. Then phy->dev can be used to check if the phy is valid
Reported-by: Jean-Jacques Hiblot <jjhiblot at ti.com>
Signed-off-by: Patrice Chotard <patrice.chotard at st.com>
---
v4: _ ensure that phy->dev is set to NULL in case of
generic_phy_get_by_index() fails
drivers/phy/phy-uclass.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/phy/phy-uclass.c b/drivers/phy/phy-uclass.c
index 0d8bef7..5edc80c 100644
--- a/drivers/phy/phy-uclass.c
+++ b/drivers/phy/phy-uclass.c
@@ -46,6 +46,8 @@ int generic_phy_get_by_index(struct udevice *dev, int index,
debug("%s(dev=%p, index=%d, phy=%p)\n", __func__, dev, index, phy);
assert(phy);
+ phy->dev = NULL;
+
ret = fdtdec_parse_phandle_with_args(gd->fdt_blob, dev_of_offset(dev),
"phys", "#phy-cells", 0, index,
&args);
--
1.9.1
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