This BUG_ON() is triggered when there is no fc_port with a certain loop ID in the scsi host vp_fcports list, but there is one in lport_loopid_map. As these two data structures do not change simultaneously and atomically, such a trap is invalid.
Cc: stable@vger.kernel.org Fixes: 726b85487067 ("qla2xxx: Add framework for async fabric discovery") Signed-off-by: Anastasia Kovaleva a.kovaleva@yadro.com Reviewed-by: Dmitry Bogdanov d.bogdanov@yadro.com Reviewed-by: Hannes Reinecke hare@suse.de Reviewed-by: Himanshu Madhani himanshu.madhani@oracle.com --- drivers/scsi/qla2xxx/qla_target.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index 0a82360141f8..6f359677f554 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -5190,15 +5190,7 @@ static int qlt_24xx_handle_els(struct scsi_qla_host *vha, ql_dbg(ql_dbg_disc, vha, 0x20fc, "%s: logo %llx res %d sess %p ", __func__, wwn, res, sess); - if (res == 0) { - /* - * cmd went upper layer, look for qlt_xmit_tm_rsp() - * for LOGO_ACK & sess delete - */ - BUG_ON(!sess); - res = 0; - } else { - /* cmd did not go to upper layer. */ + if (res) { if (sess) { qlt_schedule_sess_for_deletion(sess); res = 0;