[PATCH] severing skbuff.h -> mm.h

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index 58522fc..8996584 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -21,6 +21,7 @@
 #include <linux/string.h>
 #include <linux/vmalloc.h>
 #include <linux/mutex.h>
+#include <linux/mm.h>
 
 #include <linux/netfilter/x_tables.h>
 #include <linux/netfilter_arp.h>