Merge from 5.0 for 43414

14 files changed, 26 insertions, 44 deletions

diff --git a/storage/heap/hp_test2.c b/storage/heap/hp_test2.c
index e57a554e5d9..5c548b6be74 100644
--- a/storage/heap/hp_test2.c
+++ b/storage/heap/hp_test2.c
@@ -62,11 +62,10 @@ int main(int argc, char *argv[])
   HP_SHARE *tmp_share;
   HP_KEYDEF keyinfo[MAX_KEYS];
   HA_KEYSEG keyseg[MAX_KEYS*5];
-  HEAP_PTR position;
+  HEAP_PTR UNINIT_VAR(position);
   HP_CREATE_INFO hp_create_info;
   CHARSET_INFO *cs= &my_charset_latin1;
   MY_INIT(argv[0]);		/* init my_sys library & pthreads */
-  LINT_INIT(position);
 
   filename= "test2";
   filename2= "test2_2";
diff --git a/storage/myisam/ft_boolean_search.c b/storage/myisam/ft_boolean_search.c
index 58363894cff..0a2847be514 100644
--- a/storage/myisam/ft_boolean_search.c
+++ b/storage/myisam/ft_boolean_search.c
@@ -358,10 +358,9 @@ static int _ft2_search(FTB *ftb, FTB_WORD *ftbw, my_bool init_search)
   int subkeys=1;
   my_bool can_go_down;
   MI_INFO *info=ftb->info;
-  uint off, extra=HA_FT_WLEN+info->s->base.rec_reflength;
+  uint UNINIT_VAR(off), extra=HA_FT_WLEN+info->s->base.rec_reflength;
   uchar *lastkey_buf=ftbw->word+ftbw->off;
 
-  LINT_INIT(off);
   if (ftbw->flags & FTB_FLAG_TRUNC)
     lastkey_buf+=ftbw->len;
 
diff --git a/storage/myisam/mi_check.c b/storage/myisam/mi_check.c
index 1cb0613331d..15eb28e6183 100644
--- a/storage/myisam/mi_check.c
+++ b/storage/myisam/mi_check.c
@@ -140,11 +140,10 @@ int chk_del(MI_CHECK *param, register MI_INFO *info, uint test_flag)
 {
   reg2 ha_rows i;
   uint delete_link_length;
-  my_off_t empty,next_link,old_link;
+  my_off_t empty,next_link,UNINIT_VAR(old_link);
   char buff[22],buff2[22];
   DBUG_ENTER("chk_del");
 
-  LINT_INIT(old_link);
   param->record_checksum=0;
   delete_link_length=((info->s->options & HA_OPTION_PACK_RECORD) ? 20 :
 		      info->s->rec_reflength+1);
@@ -937,11 +936,11 @@ static uint isam_key_length(MI_INFO *info, register MI_KEYDEF *keyinfo)
 int chk_data_link(MI_CHECK *param, MI_INFO *info,int extend)
 {
   int	error,got_error,flag;
-  uint	key,left_length,b_type,field;
+  uint	key,UNINIT_VAR(left_length),b_type,field;
   ha_rows records,del_blocks;
-  my_off_t used,empty,pos,splits,start_recpos,
+  my_off_t used,empty,pos,splits,UNINIT_VAR(start_recpos),
 	   del_length,link_used,start_block;
-  uchar	*record= 0, *to;
+  uchar	*record= 0, *UNINIT_VAR(to);
   char llbuff[22],llbuff2[22],llbuff3[22];
   ha_checksum intern_record_checksum;
   ha_checksum key_checksum[HA_MAX_POSSIBLE_KEY];
@@ -966,7 +965,6 @@ int chk_data_link(MI_CHECK *param, MI_INFO *info,int extend)
   records=del_blocks=0;
   used=link_used=splits=del_length=0;
   intern_record_checksum=param->glob_crc=0;
-  LINT_INIT(left_length);  LINT_INIT(start_recpos);  LINT_INIT(to);
   got_error=error=0;
   empty=info->s->pack.header_length;
 
@@ -2226,9 +2224,8 @@ int mi_repair_by_sort(MI_CHECK *param, register MI_INFO *info,
   ulong   *rec_per_key_part;
   char llbuff[22];
   SORT_INFO sort_info;
-  ulonglong key_map;
+  ulonglong UNINIT_VAR(key_map);
   DBUG_ENTER("mi_repair_by_sort");
-  LINT_INIT(key_map);
 
   start_records=info->state->records;
   got_error=1;
@@ -2650,11 +2647,10 @@ int mi_repair_parallel(MI_CHECK *param, register MI_INFO *info,
   IO_CACHE new_data_cache; /* For non-quick repair. */
   IO_CACHE_SHARE io_share;
   SORT_INFO sort_info;
-  ulonglong key_map;
+  ulonglong UNINIT_VAR(key_map);
   pthread_attr_t thr_attr;
   ulong max_pack_reclength;
   DBUG_ENTER("mi_repair_parallel");
-  LINT_INIT(key_map);
 
   start_records=info->state->records;
   got_error=1;
@@ -3241,7 +3237,7 @@ static int sort_get_next_record(MI_SORT_PARAM *sort_param)
   int parallel_flag;
   uint found_record,b_type,left_length;
   my_off_t pos;
-  uchar *to;
+  uchar *UNINIT_VAR(to);
   MI_BLOCK_INFO block_info;
   SORT_INFO *sort_info=sort_param->sort_info;
   MI_CHECK *param=sort_info->param;
diff --git a/storage/myisam/mi_create.c b/storage/myisam/mi_create.c
index 448e1b3c6f8..0b4d781379c 100644
--- a/storage/myisam/mi_create.c
+++ b/storage/myisam/mi_create.c
@@ -38,7 +38,7 @@ int mi_create(const char *name,uint keys,MI_KEYDEF *keydefs,
 	      MI_CREATE_INFO *ci,uint flags)
 {
   register uint i,j;
-  File dfile,file;
+  File UNINIT_VAR(dfile),file;
   int errpos,save_errno, create_mode= O_RDWR | O_TRUNC;
   myf create_flag;
   uint fields,length,max_key_length,packed,pointer,real_length_diff,
diff --git a/storage/myisam/mi_delete.c b/storage/myisam/mi_delete.c
index aa09216ce89..904ce4b2247 100644
--- a/storage/myisam/mi_delete.c
+++ b/storage/myisam/mi_delete.c
@@ -220,7 +220,7 @@ static int d_search(register MI_INFO *info, register MI_KEYDEF *keyinfo,
   uint length,nod_flag,search_key_length;
   my_bool last_key;
   uchar *leaf_buff,*keypos;
-  my_off_t leaf_page,next_block;
+  my_off_t UNINIT_VAR(leaf_page),next_block;
   uchar lastkey[MI_MAX_KEY_BUFF];
   DBUG_ENTER("d_search");
   DBUG_DUMP("page",(uchar*) anc_buff,mi_getint(anc_buff));
diff --git a/storage/myisam/mi_dynrec.c b/storage/myisam/mi_dynrec.c
index d1cbd6955dd..696b9ff93df 100644
--- a/storage/myisam/mi_dynrec.c
+++ b/storage/myisam/mi_dynrec.c
@@ -1419,16 +1419,14 @@ void _my_store_blob_length(uchar *pos,uint pack_length,uint length)
 int _mi_read_dynamic_record(MI_INFO *info, my_off_t filepos, uchar *buf)
 {
   int block_of_record;
-  uint b_type,left_length;
-  uchar *to;
+  uint b_type,UNINIT_VAR(left_length);
+  uchar *UNINIT_VAR(to);
   MI_BLOCK_INFO block_info;
   File file;
   DBUG_ENTER("mi_read_dynamic_record");
 
   if (filepos != HA_OFFSET_ERROR)
   {
-    LINT_INIT(to);
-    LINT_INIT(left_length);
     file=info->dfile;
     block_of_record= 0;   /* First block of record is numbered as zero. */
     block_info.second_read= 0;
@@ -1697,13 +1695,12 @@ int _mi_read_rnd_dynamic_record(MI_INFO *info, uchar *buf,
 {
   int block_of_record, info_read, save_errno;
   uint left_len,b_type;
-  uchar *to;
+  uchar *UNINIT_VAR(to);
   MI_BLOCK_INFO block_info;
   MYISAM_SHARE *share=info->s;
   DBUG_ENTER("_mi_read_rnd_dynamic_record");
 
   info_read=0;
-  LINT_INIT(to);
 
   if (info->lock_type == F_UNLCK)
   {
diff --git a/storage/myisam/mi_open.c b/storage/myisam/mi_open.c
index 328cde20923..e18146f2357 100644
--- a/storage/myisam/mi_open.c
+++ b/storage/myisam/mi_open.c
@@ -700,7 +700,7 @@ err:
 uchar *mi_alloc_rec_buff(MI_INFO *info, ulong length, uchar **buf)
 {
   uint extra;
-  uint32 old_length;
+  uint32 UNINIT_VAR(old_length);
   LINT_INIT(old_length);
 
   if (! *buf || length > (old_length=mi_get_rec_buff_len(info, *buf)))
diff --git a/storage/myisam/mi_packrec.c b/storage/myisam/mi_packrec.c
index d9abcbce050..5ef9aa7f88f 100644
--- a/storage/myisam/mi_packrec.c
+++ b/storage/myisam/mi_packrec.c
@@ -1363,7 +1363,7 @@ uint _mi_pack_get_block_info(MI_INFO *myisam, MI_BIT_BUFF *bit_buff,
                              File file, my_off_t filepos)
 {
   uchar *header=info->header;
-  uint head_length,ref_length;
+  uint head_length, UNINIT_VAR(ref_length);
   LINT_INIT(ref_length);
 
   if (file >= 0)
diff --git a/storage/myisam/mi_search.c b/storage/myisam/mi_search.c
index 766e54bde30..b6233d4a092 100644
--- a/storage/myisam/mi_search.c
+++ b/storage/myisam/mi_search.c
@@ -246,12 +246,11 @@ int _mi_seq_search(MI_INFO *info, register MI_KEYDEF *keyinfo, uchar *page,
                    uchar *key, uint key_len, uint comp_flag, uchar **ret_pos,
                    uchar *buff, my_bool *last_key)
 {
-  int flag;
-  uint nod_flag,length,not_used[2];
+  int UNINIT_VAR(flag);
+  uint nod_flag,UNINIT_VAR(length),not_used[2];
   uchar t_buff[MI_MAX_KEY_BUFF],*end;
   DBUG_ENTER("_mi_seq_search");
 
-  LINT_INIT(flag); LINT_INIT(length);
   end= page+mi_getint(page);
   nod_flag=mi_test_if_nod(page);
   page+=2+nod_flag;
diff --git a/storage/myisam/mi_update.c b/storage/myisam/mi_update.c
index 2ac405dd785..a18bb5f1443 100644
--- a/storage/myisam/mi_update.c
+++ b/storage/myisam/mi_update.c
@@ -27,11 +27,8 @@ int mi_update(register MI_INFO *info, const uchar *oldrec, uchar *newrec)
   my_bool auto_key_changed=0;
   ulonglong changed;
   MYISAM_SHARE *share=info->s;
-  ha_checksum old_checksum;
+  ha_checksum UNINIT_VAR(old_checksum);
   DBUG_ENTER("mi_update");
-  LINT_INIT(new_key);
-  LINT_INIT(changed);
-  LINT_INIT(old_checksum);
 
   DBUG_EXECUTE_IF("myisam_pretend_crashed_table_on_usage",
                   mi_print_error(info->s, HA_ERR_CRASHED);
diff --git a/storage/myisam/sort.c b/storage/myisam/sort.c
index d505d2633ce..f31edbe1249 100644
--- a/storage/myisam/sort.c
+++ b/storage/myisam/sort.c
@@ -489,7 +489,7 @@ int thr_write_keys(MI_SORT_PARAM *sort_param)
 {
   SORT_INFO *sort_info=sort_param->sort_info;
   MI_CHECK *param=sort_info->param;
-  ulong length, keys;
+  ulong UNINIT_VAR(length), keys;
   ulong *rec_per_key_part=param->rec_per_key_part;
   int got_error=sort_info->got_error;
   uint i;
@@ -896,7 +896,7 @@ merge_buffers(MI_SORT_PARAM *info, uint keys, IO_CACHE *from_file,
   int error;
   uint sort_length,maxcount;
   ha_rows count;
-  my_off_t to_start_filepos;
+  my_off_t UNINIT_VAR(to_start_filepos);
   uchar *strpos;
   BUFFPEK *buffpek,**refpek;
   QUEUE queue;
diff --git a/storage/myisammrg/ha_myisammrg.cc b/storage/myisammrg/ha_myisammrg.cc
index 44469a03ce0..e265dac2c82 100644
--- a/storage/myisammrg/ha_myisammrg.cc
+++ b/storage/myisammrg/ha_myisammrg.cc
@@ -145,7 +145,7 @@ static void split_file_name(const char *file_name,
 
 extern "C" void myrg_print_wrong_table(const char *table_name)
 {
-  LEX_STRING db, name;
+  LEX_STRING db= {NULL, 0}, name;
   char buf[FN_REFLEN];
   split_file_name(table_name, &db, &name);
   memcpy(buf, db.str, db.length);
diff --git a/storage/myisammrg/myrg_open.c b/storage/myisammrg/myrg_open.c
index 01420f47a0c..b82e3682ebf 100644
--- a/storage/myisammrg/myrg_open.c
+++ b/storage/myisammrg/myrg_open.c
@@ -37,7 +37,7 @@
 MYRG_INFO *myrg_open(const char *name, int mode, int handle_locking)
 {
   int save_errno,errpos=0;
-  uint files= 0, i, dir_length, length, key_parts, min_keys= 0;
+  uint files= 0, i, dir_length, length, UNINIT_VAR(key_parts), min_keys= 0;
   ulonglong file_offset=0;
   char name_buff[FN_REFLEN*2],buff[FN_REFLEN],*end;
   MYRG_INFO *m_info=0;
@@ -49,8 +49,6 @@ MYRG_INFO *myrg_open(const char *name, int mode, int handle_locking)
   my_bool bad_children= FALSE;
   DBUG_ENTER("myrg_open");
 
-  LINT_INIT(key_parts);
-
   bzero((char*) &file,sizeof(file));
   if ((fd=my_open(fn_format(name_buff,name,"",MYRG_NAME_EXT,
                             MY_UNPACK_FILENAME|MY_APPEND_EXT),
diff --git a/storage/myisammrg/myrg_rkey.c b/storage/myisammrg/myrg_rkey.c
index 8e7886f5a43..c00ca79056f 100644
--- a/storage/myisammrg/myrg_rkey.c
+++ b/storage/myisammrg/myrg_rkey.c
@@ -38,16 +38,13 @@
 int myrg_rkey(MYRG_INFO *info,uchar *buf,int inx, const uchar *key,
             key_part_map keypart_map, enum ha_rkey_function search_flag)
 {
-  uchar *key_buff;
-  uint pack_key_length;
-  uint16 last_used_keyseg;
+  uchar *UNINIT_VAR(key_buff);
+  uint UNINIT_VAR(pack_key_length);
+  uint16 UNINIT_VAR(last_used_keyseg);
   MYRG_TABLE *table;
   MI_INFO *mi;
   int err;
   DBUG_ENTER("myrg_rkey");
-  LINT_INIT(key_buff);
-  LINT_INIT(pack_key_length);
-  LINT_INIT(last_used_keyseg);
 
   if (_myrg_init_queue(info,inx,search_flag))
     DBUG_RETURN(my_errno);