- Fixed bugreport:6304, where mail titles could be bypassed thus having no length.

- Applied old patch by Daegaladh on bugreport:6044 for mercenaries and elementals mimic master's speed.

git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@16974 54d463be-8e91-2dee-dedb-b68131a5f0ec

src/map/clif.c

@@ -9135,6 +9135,7 @@ void clif_parse_LoadEndAck(int fd,struct map_session_data *sd)
         clif_spawn(&sd->md->bl);
         clif_mercenary_info(sd);
         clif_mercenary_skillblock(sd);
+        status_calc_bl(&sd->md->bl, SCB_SPEED); //Mercenary mimic their master's speed on each map change
     }
 
     if (sd->ed) {
@@ -9144,6 +9145,7 @@ void clif_parse_LoadEndAck(int fd,struct map_session_data *sd)
         clif_elemental_updatestatus(sd,SP_HP);
         clif_hpmeter_single(sd->fd,sd->ed->bl.id,sd->ed->battle_status.hp,sd->ed->battle_status.matk_max);
         clif_elemental_updatestatus(sd,SP_SP);
+        status_calc_bl(&sd->ed->bl, SCB_SPEED); //Elemental mimic their master's speed on each map change
     }
 
     if (sd->state.connect_new) {
@@ -13804,6 +13806,10 @@ void clif_parse_Mail_send(int fd, struct map_session_data *sd)
     safestrncpy(msg.send_name, sd->status.name, NAME_LENGTH);
     safestrncpy(msg.dest_name, (char *)RFIFOP(fd,4), NAME_LENGTH);
     safestrncpy(msg.title, (char *)RFIFOP(fd,28), MAIL_TITLE_LENGTH);
+    
+    if (msg.title[0] == '\0') {
+        return; // Message has no length and somehow client verification was skipped.
+    }
 
     if (body_len)
         safestrncpy(msg.body, (char *)RFIFOP(fd,69), body_len + 1);

src/map/pc.c

@@ -7266,6 +7266,19 @@ int pc_percentheal(struct map_session_data *sd,int hp,int sp)
     return 0;
 }
 
+static int jobchange_killclone(struct block_list *bl, va_list ap)
+{
+    struct mob_data *md;
+	int flag;
+    md = (struct mob_data *)bl;
+    nullpo_ret(md);
+    flag = va_arg(ap, int);
+
+    if (md->master_id && md->special_state.clone && md->master_id == flag)
+        status_kill(&md->bl);
+    return 1;
+}
+
 /*==========================================
  * Called when player changes job
  * Rewrote to make it tidider [Celest]
@@ -7375,6 +7388,13 @@ int pc_jobchange(struct map_session_data *sd,int job, int upper)
     //Update skill tree.
     pc_calc_skilltree(sd);
     clif_skillinfoblock(sd);
+    
+    if (sd->ed)
+        elemental_delete(sd->ed, 0);
+    if (sd->state.vending)
+        vending_closevending(sd);
+    
+    map_foreachinmap(jobchange_killclone, sd->bl.m, BL_MOB, sd->bl.id);
 
     //Remove peco/cart/falcon
     i = sd->sc.option;