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cgroup: fix memory leak in cgroup_get_sb()

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opts.release_agent is not kfree()ed in all necessary places.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Paul Menage <menage@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Li Zefan 2008-02-23 15:24:10 -08:00 committed by Linus Torvalds
parent ffd2d88339
commit f777073848
1 changed files with 4 additions and 1 deletions
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5
kernel/cgroup.c
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@ -954,8 +954,11 @@ static int cgroup_get_sb(struct file_system_type *fs_type,
}
root = kzalloc(sizeof(*root), GFP_KERNEL);
if (!root)
if (!root) {
if (opts.release_agent)
kfree(opts.release_agent);
return -ENOMEM;
}
init_cgroup_root(root);
root->subsys_bits = opts.subsys_bits;