fixed sub selection issue

git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@2416 e016b1c5-ed68-44aa-a2f7-31cac88cffde

source/src/weapon.cpp

@@ -84,9 +84,9 @@ void shiftweapon(int s)
         if(!num || curidx<0) return;
         int idx = (curidx+s) % num;
         if(idx<0) idx += num;
-        if(idx!=player1->weaponsel->type) // different weapon
+        weapon *next = availweapons[idx];
+        if(next->type!=player1->weaponsel->type) // different weapon
         {
-            weapon *next = availweapons[idx];
             selectweapon(next);
         }
     }