diff options
| author | Stefan Agner <stefan.agner@toradex.com> | 2019-06-18 14:29:35 +0200 |
|---|---|---|
| committer | Stefan Agner <stefan.agner@toradex.com> | 2019-06-18 14:29:35 +0200 |
| commit | d15d0b7a9f89cf5a905ad6802eb23100c8063939 (patch) | |
| tree | 84caa660dc73842efa29e116dcb3e32aa81a5cf0 /net/ipv6/ip6_flowlabel.c | |
| parent | e9dcc568b2e968af848bbdb4267ba6cde5457b9e (diff) | |
| parent | 858848641fbecd42437e36adc9291b0ce5db379e (diff) | |
Merge tag 'v4.19.50-rt22' into toradex_4.19.y-rt
Linux 4.19.50-rt22
Diffstat (limited to 'net/ipv6/ip6_flowlabel.c')
| -rw-r--r-- | net/ipv6/ip6_flowlabel.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c index cb54a8a3c273..be5f3d7ceb96 100644 --- a/net/ipv6/ip6_flowlabel.c +++ b/net/ipv6/ip6_flowlabel.c @@ -94,15 +94,21 @@ static struct ip6_flowlabel *fl_lookup(struct net *net, __be32 label) return fl; } +static void fl_free_rcu(struct rcu_head *head) +{ + struct ip6_flowlabel *fl = container_of(head, struct ip6_flowlabel, rcu); + + if (fl->share == IPV6_FL_S_PROCESS) + put_pid(fl->owner.pid); + kfree(fl->opt); + kfree(fl); +} + static void fl_free(struct ip6_flowlabel *fl) { - if (fl) { - if (fl->share == IPV6_FL_S_PROCESS) - put_pid(fl->owner.pid); - kfree(fl->opt); - kfree_rcu(fl, rcu); - } + if (fl) + call_rcu(&fl->rcu, fl_free_rcu); } static void fl_release(struct ip6_flowlabel *fl) @@ -633,9 +639,9 @@ recheck: if (fl1->share == IPV6_FL_S_EXCL || fl1->share != fl->share || ((fl1->share == IPV6_FL_S_PROCESS) && - (fl1->owner.pid == fl->owner.pid)) || + (fl1->owner.pid != fl->owner.pid)) || ((fl1->share == IPV6_FL_S_USER) && - uid_eq(fl1->owner.uid, fl->owner.uid))) + !uid_eq(fl1->owner.uid, fl->owner.uid))) goto release; err = -ENOMEM; |