Ensure that map->mutex is reset in my_bitmap_init
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@ -174,6 +174,7 @@ my_bool my_bitmap_init(MY_BITMAP *map, my_bitmap_map *buf, uint n_bits,
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my_bool thread_safe)
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{
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DBUG_ENTER("my_bitmap_init");
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map->mutex= 0;
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if (!buf)
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{
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uint size_in_bytes= bitmap_buffer_size(n_bits);
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@ -183,7 +184,6 @@ my_bool my_bitmap_init(MY_BITMAP *map, my_bitmap_map *buf, uint n_bits,
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size_in_bytes= ALIGN_SIZE(size_in_bytes);
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extra= sizeof(mysql_mutex_t);
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}
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map->mutex= 0;
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if (!(buf= (my_bitmap_map*) my_malloc(size_in_bytes+extra, MYF(MY_WME))))
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DBUG_RETURN(1);
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if (thread_safe)
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