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authorJakub Kicinski <kuba@kernel.org>2022-05-05 13:03:18 -0700
committerJakub Kicinski <kuba@kernel.org>2022-05-05 13:03:18 -0700
commitc8227d568ddf2f38a8806fdcd2e20b9e11747d9a (patch)
treec49664124eb6d39839107f0e116499deef8ff5c5 /net/ipv6/mcast.c
parentnet: sparx5: Add handling of host MDB entries (diff)
parentMerge tag 'net-5.18-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net (diff)
downloadwireguard-linux-c8227d568ddf2f38a8806fdcd2e20b9e11747d9a.tar.xz
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
tools/testing/selftests/net/forwarding/Makefile f62c5acc800e ("selftests/net/forwarding: add missing tests to Makefile") 50fe062c806e ("selftests: forwarding: new test, verify host mdb entries") https://lore.kernel.org/all/20220502111539.0b7e4621@canb.auug.org.au/ Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv6/mcast.c')
-rw-r--r--net/ipv6/mcast.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 909f937befd7..7f695c39d9a8 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -460,10 +460,10 @@ int ip6_mc_source(int add, int omode, struct sock *sk,
newpsl->sl_addr[i] = psl->sl_addr[i];
atomic_sub(struct_size(psl, sl_addr, psl->sl_max),
&sk->sk_omem_alloc);
- kfree_rcu(psl, rcu);
}
+ rcu_assign_pointer(pmc->sflist, newpsl);
+ kfree_rcu(psl, rcu);
psl = newpsl;
- rcu_assign_pointer(pmc->sflist, psl);
}
rv = 1; /* > 0 for insert logic below if sl_count is 0 */
for (i = 0; i < psl->sl_count; i++) {
@@ -565,12 +565,12 @@ int ip6_mc_msfilter(struct sock *sk, struct group_filter *gsf,
psl->sl_count, psl->sl_addr, 0);
atomic_sub(struct_size(psl, sl_addr, psl->sl_max),
&sk->sk_omem_alloc);
- kfree_rcu(psl, rcu);
} else {
ip6_mc_del_src(idev, group, pmc->sfmode, 0, NULL, 0);
}
- mutex_unlock(&idev->mc_lock);
rcu_assign_pointer(pmc->sflist, newpsl);
+ mutex_unlock(&idev->mc_lock);
+ kfree_rcu(psl, rcu);
pmc->sfmode = gsf->gf_fmode;
err = 0;
done: