diff options
Diffstat (limited to 'drivers/net/enic/vnic_dev.c')
| -rw-r--r-- | drivers/net/enic/vnic_dev.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/enic/vnic_dev.c b/drivers/net/enic/vnic_dev.c index 180912f48007..662123c9581e 100644 --- a/drivers/net/enic/vnic_dev.c +++ b/drivers/net/enic/vnic_dev.c @@ -275,6 +275,11 @@ static int _vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, int err; status = ioread32(&devcmd->status); + if (status == 0xFFFFFFFF) { + /* PCI-e target device is gone */ + return -ENODEV; + } + if (status & STAT_BUSY) { pr_err("Busy devcmd %d\n", _CMD_N(cmd)); return -EBUSY; @@ -296,6 +301,10 @@ static int _vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, udelay(100); status = ioread32(&devcmd->status); + if (status == 0xFFFFFFFF) { + /* PCI-e target device is gone */ + return -ENODEV; + } if (!(status & STAT_BUSY)) { |