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authorChandra Seetharaman <sekharan@us.ibm.com>2011-09-20 17:56:55 +0400
committerAlex Elder <aelder@sgi.com>2011-10-12 06:15:01 +0400
commit2a30f36d9069b0646dcdd73def5fd7ab674bffd6 (patch)
treed7be19830eaa3c85b9e06882ccec369630ce9ca2 /fs/xfs/xfs_ialloc.c
parentb522950f0ab8551f2ef56c210ebd50e6c6396601 (diff)
downloadlinux-2a30f36d9069b0646dcdd73def5fd7ab674bffd6.tar.xz
xfs: Check the return value of xfs_trans_get_buf()
Check the return value of xfs_trans_get_buf() and fail appropriately. Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com> Signed-off-by: Alex Elder <aelder@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_ialloc.c')
-rw-r--r--fs/xfs/xfs_ialloc.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index 9f24ec28283b..207e0b0c0730 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -150,7 +150,7 @@ xfs_check_agi_freecount(
/*
* Initialise a new set of inodes.
*/
-STATIC void
+STATIC int
xfs_ialloc_inode_init(
struct xfs_mount *mp,
struct xfs_trans *tp,
@@ -202,8 +202,8 @@ xfs_ialloc_inode_init(
fbuf = xfs_trans_get_buf(tp, mp->m_ddev_targp, d,
mp->m_bsize * blks_per_cluster,
XBF_LOCK);
- ASSERT(!xfs_buf_geterror(fbuf));
-
+ if (!fbuf)
+ return ENOMEM;
/*
* Initialize all inodes in this buffer and then log them.
*
@@ -225,6 +225,7 @@ xfs_ialloc_inode_init(
}
xfs_trans_inode_alloc_buf(tp, fbuf);
}
+ return 0;
}
/*
@@ -369,9 +370,11 @@ xfs_ialloc_ag_alloc(
* rather than a linear progression to prevent the next generation
* number from being easily guessable.
*/
- xfs_ialloc_inode_init(args.mp, tp, agno, args.agbno, args.len,
- random32());
+ error = xfs_ialloc_inode_init(args.mp, tp, agno, args.agbno,
+ args.len, random32());
+ if (error)
+ return error;
/*
* Convert the results.
*/