scsi: bnx2fc: Return failure if io_req is already in ABTS processing

Return failure from bnx2fc_eh_abort() if io_req is already in ABTS
processing.

Link: https://lore.kernel.org/r/[email protected]
Reviewed-by: Himanshu Madhani <[email protected]>
Signed-off-by: Javed Hasan <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>

Author: javed-h

drivers/scsi/bnx2fc/bnx2fc_io.c

@@ -1220,6 +1220,7 @@ int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd)
 		   was a result from the ABTS request rather than the CLEANUP
 		   request */
 		set_bit(BNX2FC_FLAG_IO_CLEANUP,	&io_req->req_flags);
+		rc = FAILED;
 		goto done;
 	}