* [RFC PATCH]fs/block_dev.c: Using .ki_left to judge whether do used .ki_left to judge
@ 2013-04-13 7:58 majianpeng
0 siblings, 0 replies; only message in thread
From: majianpeng @ 2013-04-13 7:58 UTC (permalink / raw)
To: Al Viro; +Cc: linux-fsdevel, linux-kernel
Signed-off-by: Jianpeng Ma <majianpeng@gmail.com>
---
fs/block_dev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/block_dev.c b/fs/block_dev.c
index aae187a..f0328f1 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1559,7 +1559,7 @@ static ssize_t blkdev_aio_read(struct kiocb *iocb, const struct iovec *iov,
return 0;
size -= pos;
- if (size < INT_MAX)
+ if (size < iocb->ki_left)
nr_segs = iov_shorten((struct iovec *)iov, nr_segs, size);
return generic_file_aio_read(iocb, iov, nr_segs, pos);
}
--
1.8.2.rc2.4.g7799588
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