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ipsec: fix logic in ext_hdr_is_pre_esp

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When _VEC128 instructions are not enabled logic is buggy.
The function always returned 1.

Type: fix

Signed-off-by: Piotr Bronowski <piotrx.bronowski@intel.com>
Change-Id: I603200637e8d65813f4e49ef15d798e74b79b9cf
This commit is contained in:
Piotr Bronowski
2023-02-23 09:56:49 +00:00
committed by Fan Zhang
parent 2da272e3da
commit 3a6bc6f127
1 changed files with 3 additions and 3 deletions
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6
src/vnet/ipsec/esp_encrypt.c
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@ -182,9 +182,9 @@ ext_hdr_is_pre_esp (u8 nexthdr)
return !u8x16_is_all_zero (ext_hdr_types == u8x16_splat (nexthdr));
#else
return ((nexthdr ^ IP_PROTOCOL_IP6_HOP_BY_HOP_OPTIONS) |
(nexthdr ^ IP_PROTOCOL_IPV6_ROUTE) |
((nexthdr ^ IP_PROTOCOL_IPV6_FRAGMENTATION) != 0));
return (!(nexthdr ^ IP_PROTOCOL_IP6_HOP_BY_HOP_OPTIONS) ||
!(nexthdr ^ IP_PROTOCOL_IPV6_ROUTE) ||
!(nexthdr ^ IP_PROTOCOL_IPV6_FRAGMENTATION));
#endif
}