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-rw-r--r--src/vnet/ipsec/esp_encrypt.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/vnet/ipsec/esp_encrypt.c b/src/vnet/ipsec/esp_encrypt.c
index 7f9b5ed8adf..86f9094cedc 100644
--- a/src/vnet/ipsec/esp_encrypt.c
+++ b/src/vnet/ipsec/esp_encrypt.c
@@ -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
}