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Diffstat (limited to 'net/ipv4/igmp.c')
-rw-r--r--net/ipv4/igmp.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 94604f9bd0d7..b6f0ee01f2e0 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -1220,12 +1220,8 @@ static void igmpv3_del_delrec(struct in_device *in_dev, struct ip_mc_list *im)
im->interface = pmc->interface;
im->crcount = in_dev->mr_qrv ?: net->ipv4.sysctl_igmp_qrv;
if (im->sfmode == MCAST_INCLUDE) {
- im->tomb = pmc->tomb;
- pmc->tomb = NULL;
-
- im->sources = pmc->sources;
- pmc->sources = NULL;
-
+ swap(im->tomb, pmc->tomb);
+ swap(im->sources, pmc->sources);
for (psf = im->sources; psf; psf = psf->sf_next)
psf->sf_crcount = im->crcount;
}