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milan-avb: acmp: do not return 0xfffe as a guid in the case of a null peer-id

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hackerman-kl 2026-04-24 16:20:34 +02:00 • committed by Wim Taymans
parent 4cabb5842c
commit 6cb03f8e04
1 changed files with 8 additions and 0 deletions
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8
src/modules/module-avb/acmp-cmds-resps/acmp-milan-v12.c
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@ -36,6 +36,10 @@
*/
static inline uint64_t entity_id_from_peer_id(uint64_t peer_id)
{
if (peer_id == 0) {
return 0;
}
return (peer_id & 0xFFFFFF0000000000ULL) |
(0xFFFEULL << 24) |
((peer_id >> 16) & 0xFFFFFFULL);
@ -43,6 +47,10 @@ static inline uint64_t entity_id_from_peer_id(uint64_t peer_id)
static inline uint64_t peer_id_from_entity_id(uint64_t entity_id, uint16_t unique_id)
{
if (entity_id == 0 && unique_id == 0) {
return 0;
}
return (entity_id & 0xFFFFFF0000000000ULL) |
((entity_id & 0xFFFFFFULL) << 16) |
unique_id;