Remove some dead code.

found using llvm static analyzer

modules/core/m_message.c

@@ -916,7 +916,6 @@ handle_special(int p_or_n, const char *command, struct Client *client_p,
 	struct Client *target_p;
 	char *server;
 	char *s;
-	int count;
 
 	/* user[%host]@server addressed?
 	 * NOTE: users can send to user@server, but not user%host@server
@@ -931,8 +930,6 @@ handle_special(int p_or_n, const char *command, struct Client *client_p,
 			return;
 		}
 
-		count = 0;
-
 		if(!IsOper(source_p))
 		{
 			if(strchr(nick, '%') || (strncmp(nick, "opers", 5) == 0))

modules/m_whois.c

@@ -239,16 +239,9 @@ single_whois(struct Client *source_p, struct Client *target_p, int operspy)
 	char *t;
 	int tlen;
 	hook_data_client hdata;
-	char *name;
-	char quest[] = "?";
 	int visible;
 	int extra_space = 0;
 
-	if(target_p->name[0] == '\0')
-		name = quest;
-	else
-		name = target_p->name;
-
 	if(target_p->user == NULL)
 	{
 		s_assert(0);

src/client.c

@@ -1361,15 +1361,12 @@ static int
 qs_server(struct Client *client_p, struct Client *source_p, struct Client *from, 
 		  const char *comment)
 {
-	struct Client *target_p;
-
 	if(source_p->servptr && source_p->servptr->serv)
 		rb_dlinkDelete(&source_p->lnode, &source_p->servptr->serv->servers);
 	else
 		s_assert(0);
 
 	rb_dlinkFindDestroy(source_p, &global_serv_list);
-	target_p = source_p->from;
 	
 	if(has_id(source_p))
 		del_from_id_hash(source_p->id, source_p);

src/extban.c

@@ -68,17 +68,14 @@ int
 valid_extban(const char *banstr, struct Client *client_p, struct Channel *chptr, long mode_type)
 {
 	const char *p;
-	int invert = 0, result = EXTBAN_INVALID;
+	int result = EXTBAN_INVALID;
 	ExtbanFunc f;
 
 	if (*banstr != '$')
 		return 0;
 	p = banstr + 1;
 	if (*p == '~')
-	{
-		invert = 1;
 		p++;
-	}
 	f = extban_table[(unsigned char) ToLower(*p)];
 	if (*p != '\0')
 	{