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-rw-r--r--security/tomoyo/realpath.c22
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;