diff options
Diffstat (limited to 'security/tomoyo/realpath.c')
| -rw-r--r-- | security/tomoyo/realpath.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/security/tomoyo/realpath.c b/security/tomoyo/realpath.c index 738bbdf8d4c7..80a09c37cac8 100644 --- a/security/tomoyo/realpath.c +++ b/security/tomoyo/realpath.c @@ -4,15 +4,8 @@ * Copyright (C) 2005-2011 NTT DATA CORPORATION */ -#include <linux/types.h> -#include <linux/mount.h> -#include <linux/mnt_namespace.h> -#include <linux/fs_struct.h> -#include <linux/magic.h> -#include <linux/slab.h> -#include <net/sock.h> #include "common.h" -#include "../../fs/internal.h" +#include <linux/magic.h> /** * tomoyo_encode2 - Encode binary string to ascii string. @@ -101,9 +94,8 @@ static char *tomoyo_get_absolute_path(struct path *path, char * const buffer, { char *pos = ERR_PTR(-ENOMEM); if (buflen >= 256) { - struct path ns_root = { }; /* go to whatever namespace root we are under */ - pos = __d_path(path, &ns_root, buffer, buflen - 1); + pos = d_absolute_path(path, buffer, buflen - 1); if (!IS_ERR(pos) && *pos == '/' && pos[1]) { struct inode *inode = path->dentry->d_inode; if (inode && S_ISDIR(inode->i_mode)) { @@ -294,8 +286,16 @@ char *tomoyo_realpath_from_path(struct path *path) pos = tomoyo_get_local_path(path->dentry, buf, buf_len - 1); /* Get absolute name for the rest. */ - else + else { pos = tomoyo_get_absolute_path(path, buf, buf_len - 1); + /* + * Fall back to local name if absolute name is not + * available. + */ + if (pos == ERR_PTR(-EINVAL)) + pos = tomoyo_get_local_path(path->dentry, buf, + buf_len - 1); + } encode: if (IS_ERR(pos)) continue; |