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authorDavid Howells <dhowells@redhat.com>2015-03-06 17:05:26 +0300
committerSasha Levin <sasha.levin@oracle.com>2016-07-11 17:20:19 +0300
commit5d93db4b2edf6d35870ce46a6ac579a46e140d81 (patch)
treee5c480dc3d0e4998a059e094c1a7a8af3fea4719 /net/unix
parentb65b0f675afb1cb5d3daff91e3bb7722f9d7ec9c (diff)
downloadlinux-5d93db4b2edf6d35870ce46a6ac579a46e140d81.tar.xz
VFS: AF_UNIX sockets should call mknod on the top layer only
[ Upstream commit ee8ac4d61c2cf43bdd427e70db97ac330e61570d ] AF_UNIX sockets should call mknod on the top layer only and should not attempt to modify the lower layer in a layered filesystem such as overlayfs. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Diffstat (limited to 'net/unix')
-rw-r--r--net/unix/af_unix.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index bba93a6575f8..7950b4c26651 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -959,7 +959,7 @@ static int unix_mknod(const char *sun_path, umode_t mode, struct path *res)
*/
err = security_path_mknod(&path, dentry, mode, 0);
if (!err) {
- err = vfs_mknod(path.dentry->d_inode, dentry, mode, 0);
+ err = vfs_mknod(d_inode(path.dentry), dentry, mode, 0);
if (!err) {
res->mnt = mntget(path.mnt);
res->dentry = dget(dentry);