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-rw-r--r--fs/xfs/xfs_aops.c4
-rw-r--r--fs/xfs/xfs_iomap.c2
2 files changed, 3 insertions, 3 deletions
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 21e2d70884e1..4fc526a27a94 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -399,7 +399,7 @@ xfs_map_blocks(
(ip->i_df.if_flags & XFS_IFEXTENTS));
ASSERT(offset <= mp->m_super->s_maxbytes);
- if ((xfs_ufsize_t)offset + count > mp->m_super->s_maxbytes)
+ if (offset > mp->m_super->s_maxbytes - count)
count = mp->m_super->s_maxbytes - offset;
end_fsb = XFS_B_TO_FSB(mp, (xfs_ufsize_t)offset + count);
offset_fsb = XFS_B_TO_FSBT(mp, offset);
@@ -1312,7 +1312,7 @@ xfs_get_blocks(
lockmode = xfs_ilock_data_map_shared(ip);
ASSERT(offset <= mp->m_super->s_maxbytes);
- if ((xfs_ufsize_t)offset + size > mp->m_super->s_maxbytes)
+ if (offset > mp->m_super->s_maxbytes - size)
size = mp->m_super->s_maxbytes - offset;
end_fsb = XFS_B_TO_FSB(mp, (xfs_ufsize_t)offset + size);
offset_fsb = XFS_B_TO_FSBT(mp, offset);
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 7ab52a8bc0a9..66e1edbfb2b2 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -1006,7 +1006,7 @@ xfs_file_iomap_begin(
}
ASSERT(offset <= mp->m_super->s_maxbytes);
- if ((xfs_fsize_t)offset + length > mp->m_super->s_maxbytes)
+ if (offset > mp->m_super->s_maxbytes - length)
length = mp->m_super->s_maxbytes - offset;
offset_fsb = XFS_B_TO_FSBT(mp, offset);
end_fsb = XFS_B_TO_FSB(mp, offset + length);