[RFC PATCH]fs/block_dev.c: Using .ki_left to judge whether do used.ki_left to judge

[majianpeng]

Signed-off-by: Jianpeng Ma <majianpeng@xxxxxxxxx>
---
 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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