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drivers: phy: Set phy->dev to NULL when generic_phy_get_by_index() fails

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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@ti.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Patrice Chotard 2017-07-18 11:38:42 +02:00 • committed by Marek Vasut
parent 576e3cc700
commit b9688df3cb
1 changed files with 1 additions and 0 deletions
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drivers/phy/phy-uclass.c
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@ -45,6 +45,7 @@ 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 = dev_read_phandle_with_args(dev, "phys", "#phy-cells", 0, index,
&args);
if (ret) {