Messages in this thread | | | Date | Thu, 16 Jul 2015 20:32:48 -0400 | From | Richard Guy Briggs <> | Subject | Re: [PATCH V6 1/2] audit: eliminate unnecessary extra layer of watch references |
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On 15/07/16, Paul Moore wrote: > On Tuesday, July 14, 2015 11:40:41 AM Richard Guy Briggs wrote: > > The audit watch count was imbalanced, adding an unnecessary layer of watch > > references. Only add the second reference when it is added to a parent. > > > > Signed-off-by: Richard Guy Briggs <rgb@redhat.com> > > --- > > kernel/audit_watch.c | 5 ++--- > > kernel/auditfilter.c | 9 --------- > > 2 files changed, 2 insertions(+), 12 deletions(-) > > Nice catch, we never needed that extra refcnt bump in audit_to_watch(). One > minor comment below... > > > diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c > > index 72e1660..74cc077 100644 > > --- a/kernel/auditfilter.c > > +++ b/kernel/auditfilter.c > > @@ -549,8 +549,6 @@ exit_nofree: > > return entry; > > > > exit_free: > > - if (entry->rule.watch) > > - audit_put_watch(entry->rule.watch); /* matches initial get */ > > if (entry->rule.tree) > > audit_put_tree(entry->rule.tree); /* that's the temporary one */ > > audit_free_rule(entry); > > @@ -933,11 +931,7 @@ static inline int audit_add_rule(struct audit_entry > > *entry) #endif > > mutex_unlock(&audit_filter_mutex); > > > > - return 0; > > - > > error: > > - if (watch) > > - audit_put_watch(watch); /* tmp watch, matches initial get */ > > return err; > > } > > Since the error label is now just a "return err;", how about removing the > label entirely and replacing the gotos with returns?
Yup, sounds reasonable.
> paul moore
- RGB
-- Richard Guy Briggs <rbriggs@redhat.com> Senior Software Engineer, Kernel Security, AMER ENG Base Operating Systems, Red Hat Remote, Ottawa, Canada Voice: +1.647.777.2635, Internal: (81) 32635, Alt: +1.613.693.0684x3545
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