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| author | Bhanu Prakash Gollapudi <bprakash@broadcom.com> | 2011-08-04 17:38:51 -0700 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2011-08-27 08:35:49 -0600 |
| commit | 861efc547ce517e3d75a507ebc2268e6a0dfa767 (patch) | |
| tree | a196faabc2738d6d655d0d751d1a9c005d9a3e5d /drivers/scsi/bnx2fc | |
| parent | 5243960777a8d5f0dfabd0e67035d13ac6eaf304 (diff) | |
| download | linux-861efc547ce517e3d75a507ebc2268e6a0dfa767.tar.gz linux-861efc547ce517e3d75a507ebc2268e6a0dfa767.tar.xz linux-861efc547ce517e3d75a507ebc2268e6a0dfa767.zip | |
[SCSI] bnx2fc: Prevent creating of NPIV port with duplicate WWN
This patch adds a validation step before allowing creation of a new NPIV port.
It checks whether the WWPN passed for the new NPIV port to be created is unique
for the given physical port.
Signed-off-by: Bhanu Prakash Gollapudi <bprakash@broadcom.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/bnx2fc')
| -rw-r--r-- | drivers/scsi/bnx2fc/bnx2fc_fcoe.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c index 25d3bcd179b1..351ca4cb403f 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c +++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c @@ -1020,6 +1020,17 @@ static int bnx2fc_vport_create(struct fc_vport *vport, bool disabled) struct bnx2fc_interface *interface = port->priv; struct net_device *netdev = interface->netdev; struct fc_lport *vn_port; + int rc; + char buf[32]; + + rc = fcoe_validate_vport_create(vport); + if (rc) { + fcoe_wwn_to_str(vport->port_name, buf, sizeof(buf)); + printk(KERN_ERR PFX "Failed to create vport, " + "WWPN (0x%s) already exists\n", + buf); + return rc; + } if (!test_bit(BNX2FC_FLAG_FW_INIT_DONE, &interface->hba->flags)) { printk(KERN_ERR PFX "vn ports cannot be created on" |