diff options
| -rw-r--r-- | drivers/net/myri10ge/myri10ge.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c index 9165a55f811..6526214f69d 100644 --- a/drivers/net/myri10ge/myri10ge.c +++ b/drivers/net/myri10ge/myri10ge.c @@ -2657,13 +2657,14 @@ static void myri10ge_enable_ecrc(struct myri10ge_priv *mgp) ext_type = (val & PCI_EXP_FLAGS_TYPE) >> 4; if (ext_type != PCI_EXP_TYPE_ROOT_PORT) { if (myri10ge_ecrc_enable > 1) { - struct pci_dev *old_bridge = bridge; + struct pci_dev *prev_bridge, *old_bridge = bridge; /* Walk the hierarchy up to the root port * where ECRC has to be enabled */ do { + prev_bridge = bridge; bridge = bridge->bus->self; - if (!bridge) { + if (!bridge || prev_bridge == bridge) { dev_err(dev, "Failed to find root port" " to force ECRC\n"); |