[14/20] target/iscsi: Make iscsit_ta_authentication() respect the output buffer size
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Message ID 20180622215307.8758-15-bart.vanassche@wdc.com
State New, archived
Headers show

Commit Message

Bart Van Assche June 22, 2018, 9:53 p.m. UTC
Fixes: e48354ce078c ("iscsi-target: Add iSCSI fabric support for target v4.1")
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Cc: Mike Christie <mchristi@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.com>
---
 drivers/target/iscsi/iscsi_target_tpg.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Patch
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diff --git a/drivers/target/iscsi/iscsi_target_tpg.c b/drivers/target/iscsi/iscsi_target_tpg.c
index 4b34f71547c6..101d62105c93 100644
--- a/drivers/target/iscsi/iscsi_target_tpg.c
+++ b/drivers/target/iscsi/iscsi_target_tpg.c
@@ -636,8 +636,7 @@  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;
 	}