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authorjiangyiwen <jiangyiwen@huawei.com>2014-04-03 14:47:12 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-04-03 16:20:57 -0700
commit7dc3e83901b342ea7fe36262329c3784f2937361 (patch)
treee23d55a0c0bd98a0fce8e197e3e388bcdbaff655 /fs
parentda8ded405de74de4b189d1128f4c102d06328c29 (diff)
downloadop-kernel-dev-7dc3e83901b342ea7fe36262329c3784f2937361.zip
op-kernel-dev-7dc3e83901b342ea7fe36262329c3784f2937361.tar.gz
ocfs2: iput inode alloc when failed locally
In ocfs2_info_handle_freeinode() and ocfs2_test_inode_bit() func, after calls ocfs2_get_system_file_inode() to get inode ref, if calls ocfs2_info_scan_inode_alloc() or ocfs2_inode_lock() failed, we should iput inode alloc to avoid leaking the inode. Signed-off-by: jiangyiwen <jiangyiwen@huawei.com> Reviewed-by: Joseph Qi <joseph.qi@huawei.com> Cc: Mark Fasheh <mfasheh@suse.de> Cc: Joel Becker <jlbec@evilplan.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/ocfs2/ioctl.c5
-rw-r--r--fs/ocfs2/suballoc.c1
2 files changed, 4 insertions, 2 deletions
diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c
index 8ca3c29..490229f 100644
--- a/fs/ocfs2/ioctl.c
+++ b/fs/ocfs2/ioctl.c
@@ -413,11 +413,12 @@ int ocfs2_info_handle_freeinode(struct inode *inode,
}
status = ocfs2_info_scan_inode_alloc(osb, inode_alloc, blkno, oifi, i);
- if (status < 0)
- goto bail;
iput(inode_alloc);
inode_alloc = NULL;
+
+ if (status < 0)
+ goto bail;
}
o2info_set_request_filled(&oifi->ifi_req);
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index 94fb1f3..0cb889a 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -2894,6 +2894,7 @@ int ocfs2_test_inode_bit(struct ocfs2_super *osb, u64 blkno, int *res)
status = ocfs2_inode_lock(inode_alloc_inode, &alloc_bh, 0);
if (status < 0) {
mutex_unlock(&inode_alloc_inode->i_mutex);
+ iput(inode_alloc_inode);
mlog(ML_ERROR, "lock on alloc inode on slot %u failed %d\n",
(u32)suballoc_slot, status);
goto bail;
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