From: Tom Marshall <tdm.code@gmail.com> Date: Fri, 19 May 2017 18:24:04 +0000 (+0000) Subject: kernel: Fix potential refcount leak in su check X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=05e290dfc996b8a139ee66730330afcba635c6ed;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git kernel: Fix potential refcount leak in su check Change-Id: I7e1ecb78bfc951bf645a1462988dcd93c4247a9b --- diff --git a/fs/namei.c b/fs/namei.c index 36d4b29459ec..67d8ee787f01 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -2012,8 +2012,10 @@ 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; + } } }