Fix max buffer length

client/mysql.cc

@@ -437,7 +437,7 @@ CHANGEABLE_VAR changeable_vars[] = {
   { "connect_timeout", (long*) &opt_connect_timeout, 0, 0, 3600*12, 0, 1},
   { "max_allowed_packet", (long*) &max_allowed_packet,16*1024L*1024L,4096,
     24*1024L*1024L, MALLOC_OVERHEAD,1024},
-  { "net_buffer_length",(long*) &net_buffer_length,16384,1024,24*1024*1024L,
+  { "net_buffer_length",(long*) &net_buffer_length,16384,1024,16*1024*1024L,
     MALLOC_OVERHEAD,1024},
   { "select_limit", (long*) &select_limit, 1000L, 1, ~0L, 0, 1},
   { "max_join_size", (long*) &max_join_size, 1000000L, 1, ~0L, 0, 1},

client/mysqldump.c

@@ -147,9 +147,9 @@ static const char *load_default_groups[]= { "mysqldump","client",0 };
 
 CHANGEABLE_VAR md_changeable_vars[] = {
   { "max_allowed_packet", (long*) &max_allowed_packet,24*1024*1024,4096,
-    24*1024L*1024L,MALLOC_OVERHEAD,1024},
+    16*1024L*1024L,MALLOC_OVERHEAD,1024},
   { "net_buffer_length", (long*) &net_buffer_length,1024*1024L-1025,4096,
-    24*1024L*1024L,MALLOC_OVERHEAD-1024,1024},
+    16*1024L*1024L,MALLOC_OVERHEAD+1024,1024},
   { 0, 0, 0, 0, 0, 0, 0}
 };