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