Fix "fallthrough" behavior here, so config options in a previously configured user don't override settings in general.

(closes issue #12458)
Reported by: tzafrir
Patches:
      chanzap_users_sections.diff uploaded by tzafrir (license 46)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@114173 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_zap.c

@@ -11367,11 +11367,10 @@ static int setup_zap(int reload)
 				continue;
 			chans = ast_variable_retrieve(cfg, cat, "zapchan");
 			if (!ast_strlen_zero(chans)) {
-				/** \todo At this point we should probably 
-				 * duplicate conf, and pass a copy, to prevent 
-				 * one section from affecting another
-				 */
-				process_zap(&conf, ast_variable_browse(cfg, cat), reload, 0);
+				struct zt_chan_conf sect_conf;
+				memcpy(&sect_conf, &conf, sizeof(sect_conf));
+
+				process_zap(&sect_conf, ast_variable_browse(cfg, cat), reload, 0);
 			}
 		}
 		ast_config_destroy(cfg);