[Scst-svn] [master] qla2x00t-32gbit: Fix off by one in qla_edif_app_getstats()

[Gleb C. <lna...@ya...>]

Commit: 3e0408f
GitHub URL: https://github.com/SCST-project/scst/commit/3e0408fca6e91e6bc4867c9103c12642c2eaf4b6
Author: Gleb Chesnokov
Date: 2024-05-03T12:50:49+03:00
Log Message:
-----------
qla2x00t-32gbit: Fix off by one in qla_edif_app_getstats()

The app_reply->elem[] array is allocated earlier in this function and it
has app_req.num_ports elements.  Thus this > comparison needs to be >= to
prevent memory corruption.

Fixes: 7878f22a2e03 ("scsi: qla2xxx: edif: Add getfcinfo and statistic bsgs")
Signed-off-by: Dan Carpenter <dan...@li...>
Link: https://lore.kernel.org/r/5c1...@mo...
Reviewed-by: Himanshu Madhani <him...@or...>
Signed-off-by: Martin K. Petersen <mar...@or...>
[ commit 4406e4176f47 upstream ]

Modified Paths:
--------------
 qla2x00t-32gbit/qla_edif.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

===================================================================
diff --git a/qla2x00t-32gbit/qla_edif.c b/qla2x00t-32gbit/qla_edif.c
index 96b45f6..1ce6c82 100644
--- a/qla2x00t-32gbit/qla_edif.c
+++ b/qla2x00t-32gbit/qla_edif.c
@@ -1101,7 +1101,7 @@ qla_edif_app_getstats(scsi_qla_host_t *vha, BSG_JOB_TYPE *bsg_job)
 
 		list_for_each_entry_safe(fcport, tf, &vha->vp_fcports, list) {
 			if (fcport->edif.enable) {
-				if (pcnt > app_req.num_ports)
+				if (pcnt >= app_req.num_ports)
 					break;
 
 				app_reply->elem[pcnt].rekey_count =