[PATCH] blockdev direct_io: fix signedness bug

size_t is unsigned.  IO errors aren't getting through.

Cc: "Chen, Kenneth W" <kenneth.w.chen@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andrew Morton 2007-01-22 20:40:35 -08:00 committed by Linus Torvalds
parent 58d9ce7d75
commit 790816dd54

View file

@ -146,7 +146,7 @@ static int blk_end_aio(struct bio *bio, unsigned int bytes_done, int error)
iocb->ki_nbytes = -EIO;
if (atomic_dec_and_test(bio_count)) {
if (iocb->ki_nbytes < 0)
if ((long)iocb->ki_nbytes < 0)
aio_complete(iocb, iocb->ki_nbytes, 0);
else
aio_complete(iocb, iocb->ki_left, 0);