Message ID | 20200303183023.32004-1-mateusznosek0@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | security/apparmor/label.c: Clean code by removing redundant instructions | expand |
On 3/3/20 10:30 AM, mateusznosek0@gmail.com wrote: > From: Mateusz Nosek <mateusznosek0@gmail.com> > > Previously 'label->proxy->label' value checking > and conditional reassigning were done twice in the same function. > The second one is redundant and can be removed. > > Signed-off-by: Mateusz Nosek <mateusznosek0@gmail.com> Acked-by: John Johansen <john.johansen@canonical.com> I will pull this into apparmor-next > --- > security/apparmor/label.c | 6 ------ > 1 file changed, 6 deletions(-) > > diff --git a/security/apparmor/label.c b/security/apparmor/label.c > index ba3987242282..676eebcbfd68 100644 > --- a/security/apparmor/label.c > +++ b/security/apparmor/label.c > @@ -311,8 +311,6 @@ int aa_vec_unique(struct aa_profile **vec, int n, int flags) > > static void label_destroy(struct aa_label *label) > { > - struct aa_label *tmp; > - > AA_BUG(!label); > > if (!label_isprofile(label)) { > @@ -333,10 +331,6 @@ static void label_destroy(struct aa_label *label) > > aa_free_secid(label->secid); > > - tmp = rcu_dereference_protected(label->proxy->label, true); > - if (tmp == label) > - rcu_assign_pointer(label->proxy->label, NULL); > - > aa_put_proxy(label->proxy); > label->proxy = (struct aa_proxy *) PROXY_POISON + 1; > } >
diff --git a/security/apparmor/label.c b/security/apparmor/label.c index ba3987242282..676eebcbfd68 100644 --- a/security/apparmor/label.c +++ b/security/apparmor/label.c @@ -311,8 +311,6 @@ int aa_vec_unique(struct aa_profile **vec, int n, int flags) static void label_destroy(struct aa_label *label) { - struct aa_label *tmp; - AA_BUG(!label); if (!label_isprofile(label)) { @@ -333,10 +331,6 @@ static void label_destroy(struct aa_label *label) aa_free_secid(label->secid); - tmp = rcu_dereference_protected(label->proxy->label, true); - if (tmp == label) - rcu_assign_pointer(label->proxy->label, NULL); - aa_put_proxy(label->proxy); label->proxy = (struct aa_proxy *) PROXY_POISON + 1; }