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[NETFILTER]: Unbreak x-tables on x86.

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x86 defines __alignof__(long long) as 8 yet it gives 4
for a struct containing a long long, ho hum... so my
simplified form doesn't work everywhere.

So use Harald Welte's original patch, which should work
on all platforms.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2006-01-20 11:57:07 -08:00
parent 3ee68c4af3
commit 6fbfc96884
1 changed files with 15 additions and 1 deletions
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16
include/linux/netfilter/x_tables.h
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@ -19,7 +19,21 @@ struct xt_get_revision
/* For standard target */ /* For standard target */
#define XT_RETURN (-NF_REPEAT - 1) #define XT_RETURN (-NF_REPEAT - 1)
#define XT_ALIGN(s) (((s) + (__alignof__(u_int64_t)-1)) & ~(__alignof__(u_int64_t)-1)) /* this is a dummy structure to find out the alignment requirement for a struct
* containing all the fundamental data types that are used in ipt_entry,
* ip6t_entry and arpt_entry. This sucks, and it is a hack. It will be my
* personal pleasure to remove it -HW
*/
struct _xt_align
{
u_int8_t u8;
u_int16_t u16;
u_int32_t u32;
u_int64_t u64;
};
#define XT_ALIGN(s) (((s) + (__alignof__(struct _xt_align)-1)) \
& ~(__alignof__(struct _xt_align)-1))
/* Standard return verdict, or do jump. */ /* Standard return verdict, or do jump. */
#define XT_STANDARD_TARGET "" #define XT_STANDARD_TARGET ""