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authorDavid Chinner <dgc@sgi.com>2008-04-10 12:21:59 +1000
committerLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-04-18 11:59:45 +1000
commit7c9ef85c5672ae316aafd7bbe0bbadebe90301e6 (patch)
tree5f89b57f3872c4cceb534953d59a9a12ee60ef6a /fs/xfs/xfs_iomap.c
parentfc6149d8d9634814cdcd9283b8f2efd3359181df (diff)
[XFS] Catch errors returned from xfs_bmap_last_offset().
xfs_bmap_last_offset() can fail and return an error. xfs_iomap_write_allocate() fails to detect and propagate the error. SGI-PV: 980084 SGI-Modid: xfs-linux-melb:xfs-kern:30802a Signed-off-by: David Chinner <dgc@sgi.com> Signed-off-by: Niv Sardi <xaiki@sgi.com> Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_iomap.c')
-rw-r--r--fs/xfs/xfs_iomap.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index fde37f87d52..fb3cf119141 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -802,8 +802,11 @@ xfs_iomap_write_allocate(
*/
nimaps = 1;
end_fsb = XFS_B_TO_FSB(mp, ip->i_size);
- xfs_bmap_last_offset(NULL, ip, &last_block,
- XFS_DATA_FORK);
+ error = xfs_bmap_last_offset(NULL, ip, &last_block,
+ XFS_DATA_FORK);
+ if (error)
+ goto trans_cancel;
+
last_block = XFS_FILEOFF_MAX(last_block, end_fsb);
if ((map_start_fsb + count_fsb) > last_block) {
count_fsb = last_block - map_start_fsb;