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src: compile fixes for 2.6.18 and 2.6.19

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I did not test f30793f591 on all
supported kernel versions and noticed too late.
This commit is contained in:
Jan Engelhardt
2008-09-01 18:40:23 -04:00
parent e87dc5d5e1
commit 3a4e719b8c
2 changed files with 14 additions and 3 deletions
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16
extensions/compat_xtables.c
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@@ -20,6 +20,11 @@
#include "compat_skbuff.h"
#include "compat_xtnu.h"
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 19)
typedef __u16 __bitwise __sum16;
typedef __u32 __bitwise __wsum;
#endif
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 22)
static int xtnu_match_run(const struct sk_buff *skb,
const struct net_device *in, const struct net_device *out,
@@ -384,16 +389,21 @@ int xtnu_neigh_hh_output(struct hh_cache *hh, struct sk_buff *skb)
}
EXPORT_SYMBOL_GPL(xtnu_neigh_hh_output);
static inline void csum_replace4(__sum16 *sum, __be32 from, __be32 to)
static inline __wsum xtnu_csum_unfold(__sum16 n)
{
return (__force __wsum)n;
}
static inline void xtnu_csum_replace4(__sum16 *sum, __be32 from, __be32 to)
{
__be32 diff[] = {~from, to};
*sum = csum_fold(csum_partial((char *)diff, sizeof(diff),
~csum_unfold(*sum)));
~xtnu_csum_unfold(*sum)));
}
void xtnu_csum_replace2(__sum16 *sum, __be16 from, __be16 to)
{
csum_replace4(sum, (__force __be32)from, (__force __be32)to);
xtnu_csum_replace4(sum, (__force __be32)from, (__force __be32)to);
}
EXPORT_SYMBOL_GPL(xtnu_csum_replace2);
#endif