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author | Christof Schmitt <christof.schmitt@de.ibm.com> | 2009-07-13 15:06:11 +0200 |
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committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2009-07-30 08:49:58 -0500 |
commit | 379d6bf6573ee6541a38bbe9140c1f0b94e3feae (patch) | |
tree | fb6d0c117d835eb7f6361ff4b00f05f8879589cb /drivers/s390/scsi | |
parent | cbf1ed0264da104573458aedc220ebfcd02567f6 (diff) | |
download | blackbird-obmc-linux-379d6bf6573ee6541a38bbe9140c1f0b94e3feae.tar.gz blackbird-obmc-linux-379d6bf6573ee6541a38bbe9140c1f0b94e3feae.zip |
[SCSI] zfcp: Add port only once to FC transport class
When calling fc_remote_port_add make sure to not call it again before
fc_remote_port_delete has been called. In other words, ensure to
create a new fc_rport, then delete it, then create a new one again.
Reviewed-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/s390/scsi')
-rw-r--r-- | drivers/s390/scsi/zfcp_scsi.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index 967ede73f4c5..ba32709921a4 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -534,6 +534,9 @@ static void zfcp_scsi_rport_register(struct zfcp_port *port) struct fc_rport_identifiers ids; struct fc_rport *rport; + if (port->rport) + return; + ids.node_name = port->wwnn; ids.port_name = port->wwpn; ids.port_id = port->d_id; @@ -557,8 +560,10 @@ static void zfcp_scsi_rport_block(struct zfcp_port *port) { struct fc_rport *rport = port->rport; - if (rport) + if (rport) { fc_remote_port_delete(rport); + port->rport = NULL; + } } void zfcp_scsi_schedule_rport_register(struct zfcp_port *port) |