From f14443066abd3dfbd0798c72617a20add2f035d2 Mon Sep 17 00:00:00 2001
From: "nevadita.chatterjee" <nevadita.chatterjee@iopsys.eu>
Date: Thu, 28 Sep 2023 11:23:11 +0530
Subject: [PATCH] map-topology: Fixing the compiler error

---
 src/ieee1905/topologyd.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/ieee1905/topologyd.c b/src/ieee1905/topologyd.c
index 9dc3810..c626e1e 100644
--- a/src/ieee1905/topologyd.c
+++ b/src/ieee1905/topologyd.c
@@ -1521,10 +1521,8 @@ void topologyd_dump_node(struct blob_buf *bb, struct node *p, int is_self)
 			size = sizeof(behind_mac_str);
 
 			hwaddr_ntoa(p->l2_nbr[j].behind_intf_addr[k], mac_str);
-			if (k != 0)
-				snprintf(behind_mac_str + len, size, "%s,", behind_mac_str);
 
-			snprintf(behind_mac_str + len,  size, "%s", mac_str);
+			snprintf(behind_mac_str + len,  size - len , "%s,", mac_str);
 		}
 		blobmsg_add_string(bb, "behind_mac_id", behind_mac_str);
 		blobmsg_close_table(bb, table);
-- 
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