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UBUNTU: SAUCE: apparmor4.0.0 [28/90]: LSM stacking v39: LSM: Improve logic in security_getprocattr

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BugLink: http://bugs.launchpad.net/bugs/2028253

The conditional in security_getprocattr() can be simplified
and made clearer. This change does that.

Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
(cherry picked from commit 5f2df36aeb13d0d659d4355fd399e028c64de737
https://git.launchpad.net/~apparmor-dev/ubuntu-kernel-next)
Signed-off-by: Paolo Pisati <paolo.pisati@canonical.com>
This commit is contained in:
Casey Schaufler
2023-11-14 09:26:03 -08:00
committed by Paolo Pisati
parent 447c1808a9
commit 3378b3ca12
1 changed files with 4 additions and 5 deletions
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security/security.c
+4 -5
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@@ -4126,11 +4126,10 @@ int security_getprocattr(struct task_struct *p, int lsmid, const char *name,
{
struct security_hook_list *hp;
hlist_for_each_entry(hp, &security_hook_heads.getprocattr, list) {
if (lsmid != 0 && lsmid != hp->lsmid->id)
continue;
return hp->hook.getprocattr(p, name, value);
}
hlist_for_each_entry(hp, &security_hook_heads.getprocattr, list)
if (lsmid == LSM_ID_UNDEF || lsmid == hp->lsmid->id)
return hp->hook.getprocattr(p, name, value);
return LSM_RET_DEFAULT(getprocattr);
}