diff options
Diffstat (limited to 'myisam/mi_dynrec.c')
| -rw-r--r-- | myisam/mi_dynrec.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/myisam/mi_dynrec.c b/myisam/mi_dynrec.c index 4c05f6c737d..e090498f3fe 100644 --- a/myisam/mi_dynrec.c +++ b/myisam/mi_dynrec.c @@ -1221,20 +1221,19 @@ static int _mi_cmp_buffer(File file, const byte *buff, my_off_t filepos, char temp_buff[IO_SIZE*2]; DBUG_ENTER("_mi_cmp_buffer"); - VOID(my_seek(file,filepos,MY_SEEK_SET,MYF(0))); next_length= IO_SIZE*2 - (uint) (filepos & (IO_SIZE-1)); while (length > IO_SIZE*2) { - if (my_read(file,temp_buff,next_length,MYF(MY_NABP))) + if (my_pread(file,temp_buff,next_length,filepos, MYF(MY_NABP)) || + memcmp((byte*) buff,temp_buff,next_length)) goto err; - if (memcmp((byte*) buff,temp_buff,IO_SIZE)) - DBUG_RETURN(1); + filepos+=next_length; buff+=next_length; length-= next_length; next_length=IO_SIZE*2; } - if (my_read(file,temp_buff,length,MYF(MY_NABP))) + if (my_pread(file,temp_buff,length,filepos,MYF(MY_NABP))) goto err; DBUG_RETURN(memcmp((byte*) buff,temp_buff,length)); err: |