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authorAl Viro <viro@zeniv.linux.org.uk>2009-04-02 21:17:03 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2009-05-09 10:49:42 -0400
commite24977d45f45d1675e050dc1a0aaf4bfc4ca9866 (patch)
treeee39b590596e9ca6cd18b8ece11a1f6d24278c29 /security
parent6b3304b531704711286c3359b06922b83fdba015 (diff)
downloadlwn-e24977d45f45d1675e050dc1a0aaf4bfc4ca9866.tar.gz
lwn-e24977d45f45d1675e050dc1a0aaf4bfc4ca9866.zip
Reduce path_lookup() abuses
... use kern_path() where possible [folded a fix from rdd] Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'security')
-rw-r--r--security/tomoyo/common.c6
-rw-r--r--security/tomoyo/realpath.c16
2 files changed, 11 insertions, 11 deletions
diff --git a/security/tomoyo/common.c b/security/tomoyo/common.c
index d4d41b3efc7c..ddfb9cccf468 100644
--- a/security/tomoyo/common.c
+++ b/security/tomoyo/common.c
@@ -1720,14 +1720,14 @@ static bool tomoyo_policy_loader_exists(void)
* policies are not loaded yet.
* Thus, let do_execve() call this function everytime.
*/
- struct nameidata nd;
+ struct path path;
- if (path_lookup(tomoyo_loader, LOOKUP_FOLLOW, &nd)) {
+ if (kern_path(tomoyo_loader, LOOKUP_FOLLOW, &path)) {
printk(KERN_INFO "Not activating Mandatory Access Control now "
"since %s doesn't exist.\n", tomoyo_loader);
return false;
}
- path_put(&nd.path);
+ path_put(&path);
return true;
}
diff --git a/security/tomoyo/realpath.c b/security/tomoyo/realpath.c
index bf8e2b451687..40927a84cb6e 100644
--- a/security/tomoyo/realpath.c
+++ b/security/tomoyo/realpath.c
@@ -165,11 +165,11 @@ char *tomoyo_realpath_from_path(struct path *path)
*/
char *tomoyo_realpath(const char *pathname)
{
- struct nameidata nd;
+ struct path path;
- if (pathname && path_lookup(pathname, LOOKUP_FOLLOW, &nd) == 0) {
- char *buf = tomoyo_realpath_from_path(&nd.path);
- path_put(&nd.path);
+ if (pathname && kern_path(pathname, LOOKUP_FOLLOW, &path) == 0) {
+ char *buf = tomoyo_realpath_from_path(&path);
+ path_put(&path);
return buf;
}
return NULL;
@@ -184,11 +184,11 @@ char *tomoyo_realpath(const char *pathname)
*/
char *tomoyo_realpath_nofollow(const char *pathname)
{
- struct nameidata nd;
+ struct path path;
- if (pathname && path_lookup(pathname, 0, &nd) == 0) {
- char *buf = tomoyo_realpath_from_path(&nd.path);
- path_put(&nd.path);
+ if (pathname && kern_path(pathname, 0, &path) == 0) {
+ char *buf = tomoyo_realpath_from_path(&path);
+ path_put(&path);
return buf;
}
return NULL;