libteam: ifinfo: fix possible overrun during srtcpy

Coverity error:
CID 1031768 (#1 of 1): Copy into fixed size buffer (STRING_OVERFLOW)3. fixed_size_dest: You might overrun the 16 byte fixed-size string "ifinfo->ifname" by copying "ifname" without checking the length.

Signed-off-by: Jiri Pirko <jiri@resnulli.us>

libteam/ifinfo.c

@@ -95,7 +95,7 @@ static void update_ifname(struct team_ifinfo *ifinfo, struct rtnl_link *link)
 
 	ifname = rtnl_link_get_name(link);
 	if (ifname && strcmp(ifinfo->ifname, ifname)) {
-		strcpy(ifinfo->ifname, ifname);
+		mystrlcpy(ifinfo->ifname, ifname, sizeof(ifinfo->ifname));
 		set_changed(ifinfo, CHANGED_IFNAME);
 	}
 }