Fix small typo for Banking

-fix arraylenght for packet buffer causing bank_vault not to be
refreshed correctly.
-enforce sd check for mappacket
-fix unused variables warnings

src/char/char.c

@@ -2185,13 +2185,13 @@ int loginif_parse_BankingAck(int fd){
 	char not_fw = RFIFOB(fd,10);
 	RFIFOSKIP(fd,11);
  	
-	if(!not_fw) mapif_BankingAck(aid, bank_vault);
+	if(not_fw==0) mapif_BankingAck(aid, bank_vault);
 	return 1;
 }
 
 //HZ 0x2b29 <aid>L <bank_vault>L
 int mapif_BankingAck(int32 account_id, int32 bank_vault){
-	unsigned char buf[14];
+	unsigned char buf[11];
 	WBUFW(buf,0) = 0x2b29;
 	WBUFL(buf,2) = account_id;
 	WBUFL(buf,6) = bank_vault;

src/login/login.c

@@ -956,11 +956,13 @@ int parse_fromchar(int fd){
 				if( !accounts->load_num(accounts, &acc, account_id) )
 					ShowNotice("Char-server '%s': Error on banking  (account: %d not found, ip: %s).\n", server[id].name, account_id, ip);
 				else{
-					unsigned char buf[11];
+					unsigned char buf[12];
 					if(type==2){ // upd and Save
 						acc.bank_vault = data;
 						accounts->save(accounts, &acc);
 						WBUFB(buf,10) = 1;
+					} else {
+                                                WBUFB(buf,10) = 0;
                                         }
 					// announce to other servers
 					WBUFW(buf,0) = 0x2741;

src/map/clif.c

@@ -6140,7 +6140,10 @@ void clif_cart_additem_ack(struct map_session_data *sd, uint8 flag)
 
 // 09B7 <unknow data> (ZC_ACK_OPEN_BANKING) 
 void clif_bank_open(struct map_session_data *sd){
-	int fd = sd->fd;
+	int fd;
+        
+        nullpo_retv(sd);
+        fd = sd->fd;
 	
 	WFIFOHEAD(fd,4);
 	WFIFOW(fd,0) = 0x09b7;
@@ -6155,6 +6158,7 @@ void clif_bank_open(struct map_session_data *sd){
 void clif_parse_BankOpen(int fd, struct map_session_data* sd) {
 	//TODO check if preventing trade or stuff like that
 	//also mark something in case char ain't available for saving, should we check now ?
+        nullpo_retv(sd);
 	if( !battle_config.feature_banking ) {
 		clif_colormes(sd,color_table[COLOR_RED],msg_txt(sd,1496)); //Banking is disabled
 		return;
@@ -6162,18 +6166,23 @@ void clif_parse_BankOpen(int fd, struct map_session_data* sd) {
 	else {
 		struct s_packet_db* info = &packet_db[sd->packet_ver][RFIFOW(fd,0)];
 		int aid = RFIFOL(fd,info->pos[0]); //unused should we check vs fd ?
+                if(sd->status.account_id == aid){
 			sd->state.banking = 1;
-	}
                         //request save ?
-//      chrif_bankdata_request(sd->status.account_id, sd->status.char_id); 
+                        //chrif_bankdata_request(sd->status.account_id, sd->status.char_id); 
                         //on succes open bank ?
                         clif_bank_open(sd);
+                }
+	}
 }
 
 // 09B9 <unknow data> (ZC_ACK_CLOSE_BANKING) 
 
 void clif_bank_close(struct map_session_data *sd){
-	int fd = sd->fd;
+	int fd;
+        
+	nullpo_retv(sd);
+        fd = sd->fd;
         
 	WFIFOHEAD(fd,4);
 	WFIFOW(fd,0) = 0x09B9;
@@ -6188,12 +6197,16 @@ void clif_bank_close(struct map_session_data *sd){
 void clif_parse_BankClose(int fd, struct map_session_data* sd) {       
 	struct s_packet_db* info = &packet_db[sd->packet_ver][RFIFOW(fd,0)];
 	int aid = RFIFOL(fd,info->pos[0]); //unused should we check vs fd ?
+        
+        nullpo_retv(sd);
 	if( !battle_config.feature_banking ) {
 		clif_colormes(sd,color_table[COLOR_RED],msg_txt(sd,1496)); //Banking is disabled
 		//still allow to go trough to not stuck player if we have disable it while they was in
 	}
+        if(sd->status.account_id == aid){
             sd->state.banking = 0;
             clif_bank_close(sd);
+        }
 }
 
 /*
@@ -6269,6 +6282,7 @@ void clif_bank_deposit(struct map_session_data *sd, enum e_BANKING_DEPOSIT_ACK r
  * 09A7 <AID>L <Money>L (PACKET_CZ_REQ_BANKING_DEPOSIT)
  */
 void clif_parse_BankDeposit(int fd, struct map_session_data* sd) {
+        nullpo_retv(sd);
 	if( !battle_config.feature_banking ) {
 		clif_colormes(sd,color_table[COLOR_RED],msg_txt(sd,1496)); //Banking is disabled
 		return;
@@ -6316,6 +6330,7 @@ void clif_bank_withdraw(struct map_session_data *sd,enum e_BANKING_WITHDRAW_ACK
  * 09A9 <AID>L <Money>L (PACKET_CZ_REQ_BANKING_WITHDRAW)
  */
 void clif_parse_BankWithdraw(int fd, struct map_session_data* sd) {
+        nullpo_retv(sd);
 	if( !battle_config.feature_banking ) {
 		clif_colormes(sd,color_table[COLOR_RED],msg_txt(sd,1496)); //Banking is disabled
 		return;