diff options
| author | David S. Miller <davem@sunset.davemloft.net> | 2006-01-20 11:57:07 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-01-20 11:57:07 -0800 |
| commit | 6fbfc9688448aac064edbaccb5d30ecd565a9105 (patch) | |
| tree | 8983c5fa124f2f401c01bdffe6d307809ef8d449 /include/linux | |
| parent | 3ee68c4af3fd7228c1be63254b9f884614f9ebb2 (diff) | |
[NETFILTER]: Unbreak x-tables on x86.
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>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/netfilter/x_tables.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h index 59ff6c430cf..6500d4e59d4 100644 --- a/include/linux/netfilter/x_tables.h +++ b/include/linux/netfilter/x_tables.h @@ -19,7 +19,21 @@ struct xt_get_revision /* For standard target */ #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. */ #define XT_STANDARD_TARGET "" |