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authorBart Van Assche <bart.vanassche@wdc.com>2018-06-22 14:53:01 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-10-10 08:52:05 +0200
commitcce3c1921d8e852d186da4302f8a87d8b30a1f0a (patch)
treea512f5e6af9a84374fb46a1bca9e7d30ccc1f311 /drivers/target
parenta93a755237359205513398a2378c76f2c7a2f415 (diff)
scsi: target/iscsi: Make iscsit_ta_authentication() respect the output buffer size
[ Upstream commit 35bea5c84fd13c643cce63f0b5cd4b148f8c901d ] Fixes: e48354ce078c ("iscsi-target: Add iSCSI fabric support for target v4.1") Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com> Reviewed-by: Mike Christie <mchristi@redhat.com> Cc: Mike Christie <mchristi@redhat.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Hannes Reinecke <hare@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/iscsi/iscsi_target_tpg.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/target/iscsi/iscsi_target_tpg.c b/drivers/target/iscsi/iscsi_target_tpg.c
index 63e1dcc5914d..761b065a40bb 100644
--- a/drivers/target/iscsi/iscsi_target_tpg.c
+++ b/drivers/target/iscsi/iscsi_target_tpg.c
@@ -637,8 +637,7 @@ int iscsit_ta_authentication(struct iscsi_portal_group *tpg, u32 authentication)
none = strstr(buf1, NONE);
if (none)
goto out;
- strncat(buf1, ",", strlen(","));
- strncat(buf1, NONE, strlen(NONE));
+ strlcat(buf1, "," NONE, sizeof(buf1));
if (iscsi_update_param_value(param, buf1) < 0)
return -EINVAL;
}