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| author | Tom Marshall <tdm.code@gmail.com> | 2017-05-19 18:24:49 +0000 |
|---|---|---|
| committer | Moyster <oysterized@gmail.com> | 2017-05-22 11:07:15 +0200 |
| commit | 6a9e759bc3668b3a52d596b2b02e8fc45a6c809c (patch) | |
| tree | f8648f3dd28e98bbb8d5b62db32a4b00a3bc549e /fs | |
| parent | 59bc76e7102d397fbe72e93e7fca2fa572df0bb8 (diff) | |
kernel: Fix potential refcount leak in su check
Change-Id: I3d241ae805ba708c18bccfd5e5d6cdcc8a5bc1c8
Signed-off-by: Kevin F. Haggerty <haggertk@lineageos.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/namei.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/namei.c b/fs/namei.c index 7a862237b..aaf0b0260 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -2029,8 +2029,10 @@ static int path_lookupat(int dfd, const char *name, if (!err) { struct super_block *sb = nd->inode->i_sb; if (sb->s_flags & MS_RDONLY) { - if (d_is_su(nd->path.dentry) && !su_visible()) + if (d_is_su(nd->path.dentry) && !su_visible()) { + path_put(&nd->path); err = -ENOENT; + } } } |