diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 2851d0d..1454afc 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -819,7 +819,11 @@
 		 */
 		mode = S_IFSOCK |
 		       (SOCK_INODE(sock)->i_mode & ~current->fs->umask);
+		err = mnt_want_write(nd.path.mnt);
+		if (err)
+			goto out_mknod_dput;
 		err = vfs_mknod(nd.path.dentry->d_inode, dentry, mode, 0);
+		mnt_drop_write(nd.path.mnt);
 		if (err)
 			goto out_mknod_dput;
 		mutex_unlock(&nd.path.dentry->d_inode->i_mutex);