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apparmor: use task path helpers

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apparmor: use task path helpers

Signed-off-by: Nick Piggin <npiggin@kernel.dk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Nick Piggin 2010-08-18 04:37:32 +10:00 • committed by Al Viro
parent baa0389073
commit 44672e4fbd
1 changed files with 2 additions and 7 deletions

9
security/apparmor/path.c
View file

@ -62,19 +62,14 @@ static int d_namespace_path(struct path *path, char *buf, int buflen,
int deleted, connected; int deleted, connected;
int error = 0; int error = 0;
/* Get the root we want to resolve too */ /* Get the root we want to resolve too, released below */
if (flags & PATH_CHROOT_REL) { if (flags & PATH_CHROOT_REL) {
/* resolve paths relative to chroot */ /* resolve paths relative to chroot */
read_lock(&current->fs->lock); get_fs_root(current->fs, &root);
root = current->fs->root;
/* released below */
path_get(&root);
read_unlock(&current->fs->lock);
} else { } else {
/* resolve paths relative to namespace */ /* resolve paths relative to namespace */
root.mnt = current->nsproxy->mnt_ns->root; root.mnt = current->nsproxy->mnt_ns->root;
root.dentry = root.mnt->mnt_root; root.dentry = root.mnt->mnt_root;
/* released below */
path_get(&root); path_get(&root);
} }