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authorFugang Duan <fugang.duan@nxp.com>2017-04-11 19:13:03 +0800
committerDavid S. Miller <davem@davemloft.net>2017-04-11 14:36:27 -0400
commit61e04ccbcbc4b1ba974af371e6f63906fb1d78fb (patch)
treece2dc1eea8e8c452c4115490e77e6aafa62cd0a0 /drivers/net/ethernet
parent526f1cfb1fc1521f2650accc080d16a7d802679d (diff)
downloadlinux-61e04ccbcbc4b1ba974af371e6f63906fb1d78fb.tar.bz2
net: fec: add return value check after calling .of_property_read_u32()
Add return value check after calling .of_property_read_u32() to avoid the warning reported by coverity. Signed-off-by: Fugang Duan <fugang.duan@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/freescale/fec_main.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 91a16641e851..886a9c9fd628 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3197,9 +3197,9 @@ static void fec_reset_phy(struct platform_device *pdev)
if (!np)
return;
- of_property_read_u32(np, "phy-reset-duration", &msec);
+ err = of_property_read_u32(np, "phy-reset-duration", &msec);
/* A sane reset duration should not be longer than 1s */
- if (msec > 1000)
+ if (!err && msec > 1000)
msec = 1;
phy_reset = of_get_named_gpio(np, "phy-reset-gpios", 0);