[SCSI] be2iscsi: Fix a kernel panic because of TCP RST/FIN received.

A TCP RST/FIN can be received even before the connection specific
structures are initialized.This fix checks for the conn structure
is intialized or not  when RST/FIN is received.

Signed-off-by: John Soni Jose <sony.john-n@emulex.com>
Signed-off-by: Jayamohan Kallickal <jayamohan.kallickal@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/be2iscsi/be_mgmt.h b/drivers/scsi/be2iscsi/be_mgmt.h
index 1bbac5c..c50cef6 100644
--- a/drivers/scsi/be2iscsi/be_mgmt.h
+++ b/drivers/scsi/be2iscsi/be_mgmt.h
@@ -108,6 +108,7 @@
 					 struct bsg_job *job,
 					 struct be_dma_mem *nonemb_cmd);
 
+#define BEISCSI_NO_RST_ISSUE	0
 struct iscsi_invalidate_connection_params_in {
 	struct be_cmd_req_hdr hdr;
 	unsigned int session_handle;