[SCSI] qla2xxx: Perform implicit logout during rport tear-down.

During rport tear-down, make sure we do an implicit LOGO of the fcport in our
firmware to try to clear any residual commands associated with that fcport.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 87fee23..9f06580 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -367,6 +367,9 @@
 extern int
 qla81xx_set_port_config(scsi_qla_host_t *, uint16_t *);
 
+extern int
+qla2x00_port_logout(scsi_qla_host_t *, struct fc_port *);
+
 /*
  * Global Function Prototypes in qla_isr.c source file.
  */