Merge pull request #29 from attilamolnar/master+fixes

Fixes for bugs discovered by Coverity Scan and myself

dnsbl.c

@@ -444,6 +444,7 @@ static int dnsbl_config_handler(mowgli_config_file_entry_t *ce)
 	{
 		char *line = sstrdup(cce->varname);
 		new_blacklist(line);
+		free(line);
 	}
 
 	return 0;

gen_echoserver.c

@@ -58,9 +58,9 @@ static void my_rhandler(connection_t * cptr)
 {
         char buf[BUFSIZE * 2];
 
-        if (!my_read(cptr, buf))
+        if (my_read(cptr, buf) <= 0)
 		connection_close(cptr);
-
+	else
         do_packet(cptr, buf);
 }
 

gen_listenerdemo.c

@@ -62,9 +62,9 @@ static void my_rhandler(connection_t * cptr)
 {
         char buf[BUFSIZE * 2];
 
-        if (!my_read(cptr, buf))
+        if (my_read(cptr, buf) <= 0)
 		connection_close(cptr);
-
+	else
         do_packet(buf);
 }
 

os_trace.c

@@ -579,7 +579,7 @@ static void trace_kill_exec(user_t *u, trace_action_t *act)
 		return;
 	if (u->myuser && is_soper(u->myuser))
 		return;
-	if ((svs = service_find("operserv")) != NULL)
+	if ((svs = service_find("operserv")) == NULL)
 		return;
 
 	act->matched = true;

wumpus.c

@@ -630,9 +630,11 @@ move_wumpus(void *unused)
 			/* player_t *p has been eaten and is no longer in the game */
 			resign_player(p);
 		}
-
-		/* prepare for the next turn */
-		p->has_moved = false;
+		else
+		{
+			/* prepare for the next turn */
+			p->has_moved = false;
+		}
 	}
 
 	/* report any wumpus kills */