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authorJohn Johansen <john.johansen@canonical.com>2017-08-06 05:36:40 -0700
committerJohn Johansen <john.johansen@canonical.com>2017-09-22 13:00:57 -0700
commitf872af75d325cc449b6621a0d30a4f2ba77dd092 (patch)
tree9598997dcf0291483490e458342bb70ff8171c64
parent2ea3ffb7782a84da33a8382f13ebd016da50079b (diff)
apparmor: cleanup conditional check for label in label_print
Signed-off-by: John Johansen <john.johansen@canonical.com> Acked-by: Seth Arnold <seth.arnold@canonical.com>
-rw-r--r--security/apparmor/label.c22
1 files changed, 8 insertions, 14 deletions
diff --git a/security/apparmor/label.c b/security/apparmor/label.c
index e324f4df3e34..38be7a89cc31 100644
--- a/security/apparmor/label.c
+++ b/security/apparmor/label.c
@@ -1450,9 +1450,11 @@ bool aa_update_label_name(struct aa_ns *ns, struct aa_label *label, gfp_t gfp)
* cached label name is present and visible
* @label->hname only exists if label is namespace hierachical
*/
-static inline bool use_label_hname(struct aa_ns *ns, struct aa_label *label)
+static inline bool use_label_hname(struct aa_ns *ns, struct aa_label *label,
+ int flags)
{
- if (label->hname && labels_ns(label) == ns)
+ if (label->hname && (!ns || labels_ns(label) == ns) &&
+ !(flags & ~FLAG_SHOW_MODE))
return true;
return false;
@@ -1710,10 +1712,8 @@ void aa_label_xaudit(struct audit_buffer *ab, struct aa_ns *ns,
AA_BUG(!ab);
AA_BUG(!label);
- if (!ns)
- ns = labels_ns(label);
-
- if (!use_label_hname(ns, label) || display_mode(ns, label, flags)) {
+ if (!use_label_hname(ns, label, flags) ||
+ display_mode(ns, label, flags)) {
len = aa_label_asxprint(&name, ns, label, flags, gfp);
if (len == -1) {
AA_DEBUG("label print error");
@@ -1738,10 +1738,7 @@ void aa_label_seq_xprint(struct seq_file *f, struct aa_ns *ns,
AA_BUG(!f);
AA_BUG(!label);
- if (!ns)
- ns = labels_ns(label);
-
- if (!use_label_hname(ns, label)) {
+ if (!use_label_hname(ns, label, flags)) {
char *str;
int len;
@@ -1764,10 +1761,7 @@ void aa_label_xprintk(struct aa_ns *ns, struct aa_label *label, int flags,
{
AA_BUG(!label);
- if (!ns)
- ns = labels_ns(label);
-
- if (!use_label_hname(ns, label)) {
+ if (!use_label_hname(ns, label, flags)) {
char *str;
int len;