1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/filter.h b/include/linux/filter.h
index 91b2e3b9251e..ddfa0372a3b7 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -146,6 +146,7 @@ struct sock;
 
 extern unsigned int sk_run_filter(struct sk_buff *skb, struct sock_filter *filter, int flen);
 extern int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk);
+extern int sk_detach_filter(struct sock *sk);
 extern int sk_chk_filter(struct sock_filter *filter, int flen);
 #endif /* __KERNEL__ */