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iptables AH/ESP fix (2/3)

PATCH New Harald Welte 1 participant 1 message Aug 2, 2003

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Harald Welte

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PATCH 1/1 iptables AH/ESP fix (2/3)

Hi Davem!

The below patch (by Patrick McHardy) fixes the iptables 'ah' match to use the same structure definition like the 2.5/2.6 in-kernel IPsec implementation.

Please apply, thanks.

net/ipv4/netfilter/ipt_ah.c +2 -5
diff -Nru a/net/ipv4/netfilter/ipt_ah.c b/net/ipv4/netfilter/ipt_ah.c
@@ -1,6 +1,7 @@
 /* Kernel module to match AH parameters. */
 #include <linux/module.h>
 #include <linux/skbuff.h>
+#include <linux/ip.h>
 
 #include <linux/netfilter_ipv4/ipt_ah.h>
 #include <linux/netfilter_ipv4/ip_tables.h>

@@ -13,10 +14,6 @@
 #define duprintf(format, args...)
 #endif
 
-struct ahhdr {
-	__u32   spi;
-};
-
 /* Returns 1 if the spi is matched by the range, 0 otherwise */
 static inline int
 spi_match(u_int32_t min, u_int32_t max, u_int32_t spi, int invert)

@@ -37,7 +34,7 @@
       int offset,
       int *hotdrop)
 {
-	struct ahhdr ah;
+	struct ip_auth_hdr ah;
 	const struct ipt_ah *ahinfo = matchinfo;
 
 	/* Must not be a fragment. */
Signature · 5 lines
- Harald Welte <[email protected]>             http://www.netfilter.org/
============================================================================
  "Fragmentation is like classful addressing -- an interesting early
   architectural error that shows how much experimentation was going
   on while IP was being designed."                    -- Paul Vixie