1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 0b4e95f93dad..64ce52bf0485 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -1578,7 +1578,7 @@ static int sf_setstate(struct ip_mc_list *pmc)
                         new_in = psf->sf_count[MCAST_INCLUDE] != 0;
                 if (new_in) {
                         if (!psf->sf_oldin) {
-                                struct ip_sf_list *prev = 0;
+                                struct ip_sf_list *prev = NULL;
 
                                 for (dpsf=pmc->tomb; dpsf; dpsf=dpsf->sf_next) {
                                         if (dpsf->sf_inaddr == psf->sf_inaddr)