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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>
This commit is contained in:
John Johansen 2017-08-06 05:36:40 -07:00
parent 2ea3ffb778
commit f872af75d3
1 changed files with 8 additions and 14 deletions
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22
security/apparmor/label.c
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@ -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;