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nilfs2: fix memory leak in nilfs_ioctl_clean_segments
author
Ryusuke Konishi
<konishi.ryusuke@lab.ntt.co.jp>
Fri, 22 May 2009 11:36:21 +0000
(20:36 +0900)
committer
Ryusuke Konishi
<konishi.ryusuke@lab.ntt.co.jp>
Fri, 22 May 2009 11:49:04 +0000
(20:49 +0900)
This fixes a new memory leak problem in garbage collection. The
problem was brought by the bugfix patch ("nilfs2: fix lock order
reversal in nilfs_clean_segments ioctl").
Thanks to Kentaro Suzuki for finding this problem.
Reported-by: Kentaro Suzuki <k_suzuki@ms.sylc.co.jp>
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
fs/nilfs2/ioctl.c
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diff --git
a/fs/nilfs2/ioctl.c
b/fs/nilfs2/ioctl.c
index
50ff3f2
..
d6759b9
100644
(file)
--- a/
fs/nilfs2/ioctl.c
+++ b/
fs/nilfs2/ioctl.c
@@
-576,7
+576,7
@@
static int nilfs_ioctl_clean_segments(struct inode *inode, struct file *filp,
ret = nilfs_clean_segments(inode->i_sb, argv, kbufs);
out_free:
- while (--n > 0)
+ while (--n >
=
0)
vfree(kbufs[n]);
kfree(kbufs[4]);
return ret;