target/linux/rb532/patches-2.6.28/006-pata_rb532_cf_fix_prototype.patch

   1 Per definition, this function should return the number of bytes
   2 consumed. Also take care of the unlikely case when buflen is not a
   3 multiple of four; while transferring, the division cuts the remaining
   4 bytes, so alter the return value accordingly.
   5
   6 Signed-off-by: Phil Sutter <n0-1@freewrt.org>
   7 ---
   8 --- a/drivers/ata/pata_rb532_cf.c
   9 +++ b/drivers/ata/pata_rb532_cf.c
  10 @@ -88,7 +88,7 @@ static unsigned int rb532_pata_data_xfer
  11                 readsl(ioaddr, buf, buflen / sizeof(u32));
  12
  13         rb532_pata_finish_io(adev->link->ap);
  14 -       return retlen;
  15 +       return buflen - (buflen % sizeof(u32));;
  16  }
  17
  18  static void rb532_pata_freeze(struct ata_port *ap)