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authorChristoph Hellwig <hch@lst.de>2016-07-20 11:31:53 +1000
committerDave Chinner <david@fromorbit.com>2016-07-20 11:31:53 +1000
commitcf810712cc82cbfab8f08a46ca6c0289d386a303 (patch)
tree4b4a278d5fbea8bdc5f86c1271ee48fa6ce6fbb4
parent3176c3e0ef32963aa5f6f9754142e420a4ba5d64 (diff)
xfs: remove s_maxbytes enforcement in xfs_file_read_iter
All the three low-level read implementations that we might call already take care of not overflowing the maximum supported bytes, no need to duplicate it here. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
-rw-r--r--fs/xfs/xfs_file.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index e51622c8e482..7ec8225b7fd2 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -292,7 +292,6 @@ xfs_file_read_iter(
struct xfs_mount *mp = ip->i_mount;
size_t size = iov_iter_count(to);
ssize_t ret = 0;
- xfs_fsize_t n;
loff_t pos = iocb->ki_pos;
XFS_STATS_INC(mp, xs_read_calls);
@@ -309,13 +308,6 @@ xfs_file_read_iter(
}
}
- n = mp->m_super->s_maxbytes - pos;
- if (n <= 0 || size == 0)
- return 0;
-
- if (n < size)
- size = n;
-
if (XFS_FORCED_SHUTDOWN(mp))
return -EIO;