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authorJames Bottomley <James.Bottomley@HansenPartnership.com>2016-07-06 07:25:55 -0700
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2016-07-06 07:25:55 -0700
commitea1a25c3348abc33d7d94db28501766adf3d1c7d (patch)
treeca3c5c8b72532117034dd2d57a2a85eead13db7b /drivers/net/phy/fixed_phy.c
parent5e7ff2ca7f2da55fe777167849d0c93403bd0dc8 (diff)
parent262e2bfd7d1e1f1ee48b870e5dfabb87c06b975e (diff)
Merge branch 'jejb-fixes' into fixes
Diffstat (limited to 'drivers/net/phy/fixed_phy.c')
-rw-r--r--drivers/net/phy/fixed_phy.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/phy/fixed_phy.c b/drivers/net/phy/fixed_phy.c
index 9050f21e6f33..2d2e4339f0df 100644
--- a/drivers/net/phy/fixed_phy.c
+++ b/drivers/net/phy/fixed_phy.c
@@ -255,7 +255,8 @@ int fixed_phy_add(unsigned int irq, int phy_addr,
memset(fp->regs, 0xFF, sizeof(fp->regs[0]) * MII_REGS_NUM);
- fmb->mii_bus->irq[phy_addr] = irq;
+ if (irq != PHY_POLL)
+ fmb->mii_bus->irq[phy_addr] = irq;
fp->addr = phy_addr;
fp->status = *status;
@@ -314,6 +315,9 @@ struct phy_device *fixed_phy_register(unsigned int irq,
int phy_addr;
int ret;
+ if (!fmb->mii_bus || fmb->mii_bus->state != MDIOBUS_REGISTERED)
+ return ERR_PTR(-EPROBE_DEFER);
+
/* Get the next available PHY address, up to PHY_MAX_ADDR */
spin_lock(&phy_fixed_addr_lock);
if (phy_fixed_addr == PHY_MAX_ADDR) {