Messages in this thread Patch in this message | | | From | Niklas Cassel <> | Subject | [PATCH] net: phy: micrel: support !CONFIG_HAVE_CLK | Date | Mon, 27 Apr 2015 13:00:50 +0200 |
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Since NULL is a valid clock, we shouldn't use IS_ERR_OR_NULL.
Implemented as Russell King suggested in:
http://lkml.kernel.org/r/20150207172949.GE8656@n2100.arm.linux.org.uk
Signed-off-by: Niklas Cassel <niklass@axis.com> --- drivers/net/phy/micrel.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 1190fd8..d958d13 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -522,6 +522,7 @@ static int kszphy_probe(struct phy_device *phydev) struct device_node *np = phydev->dev.of_node; struct kszphy_priv *priv; struct clk *clk; + unsigned long rate = 0; int ret; priv = devm_kzalloc(&phydev->dev, sizeof(*priv), GFP_KERNEL); @@ -548,8 +549,10 @@ static int kszphy_probe(struct phy_device *phydev) } clk = devm_clk_get(&phydev->dev, "rmii-ref"); - if (!IS_ERR(clk)) { - unsigned long rate = clk_get_rate(clk); + if (!IS_ERR(clk)) + rate = clk_get_rate(clk); + + if (rate) { bool rmii_ref_clk_sel_25_mhz; priv->rmii_ref_clk_sel = type->has_rmii_ref_clk_sel; -- 2.1.4
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