This is a note to let you know that I've just added the patch titled
scsi: target: iscsi: Make sure the np under each tpg is unique
to the 5.16-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
scsi-target-iscsi-make-sure-the-np-under-each-tpg-is.patch
and it can be found in the queue-5.16 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit d3c2cc412f819c5dde40556f1f0857e4ba074465
Author: ZouMingzhe <mingzhe.zou@xxxxxxxxxxxx>
Date: Tue Jan 11 13:47:42 2022 +0800
scsi: target: iscsi: Make sure the np under each tpg is unique
[ Upstream commit a861790afaa8b6369eee8a88c5d5d73f5799c0c6 ]
iscsit_tpg_check_network_portal() has nested for_each loops and is supposed
to return true when a match is found. However, the tpg loop will still
continue after existing the tpg_np loop. If this tpg_np is not the last the
match value will be changed.
Break the outer loop after finding a match and make sure the np under each
tpg is unique.
Link: https://lore.kernel.org/r/20220111054742.19582-1-mingzhe.zou@xxxxxxxxxxxx
Signed-off-by: ZouMingzhe <mingzhe.zou@xxxxxxxxxxxx>
Reviewed-by: Mike Christie <michael.christie@xxxxxxxxxx>
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/target/iscsi/iscsi_target_tpg.c b/drivers/target/iscsi/iscsi_target_tpg.c
index 8075f60fd02c3..2d5cf1714ae05 100644
--- a/drivers/target/iscsi/iscsi_target_tpg.c
+++ b/drivers/target/iscsi/iscsi_target_tpg.c
@@ -443,6 +443,9 @@ static bool iscsit_tpg_check_network_portal(
break;
}
spin_unlock(&tpg->tpg_np_lock);
+
+ if (match)
+ break;
}
spin_unlock(&tiqn->tiqn_tpg_lock);
