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-rw-r--r--include/linux/igmp.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/igmp.h b/include/linux/igmp.h
index 9dbb525c517..a113fe68d8a 100644
--- a/include/linux/igmp.h
+++ b/include/linux/igmp.h
@@ -218,5 +218,7 @@ extern void ip_mc_up(struct in_device *);
extern void ip_mc_down(struct in_device *);
extern void ip_mc_dec_group(struct in_device *in_dev, __be32 addr);
extern void ip_mc_inc_group(struct in_device *in_dev, __be32 addr);
+extern void ip_mc_rejoin_group(struct ip_mc_list *im);
+
#endif
#endif