From: Matus Fabian <matfabia@cisco.com>
Date: Wed, 19 Feb 2025 20:44:36 +0000 (-0500)
Subject: vppinfra: bihash_vec8_8 set key in mark_free
X-Git-Tag: v25.10-rc0~195
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=67067e18c862bafeed1921e13381af89885bde79;p=vpp.git

vppinfra: bihash_vec8_8 set key in mark_free

When key not set to ~0 clib_bihash_key_compare_vec8_8 do not skip empty
slot during search and we crash.

Type: fix

Change-Id: I48f510bceffcfb5e4851dd757cad055a6f7f12d0
Signed-off-by: Matus Fabian <matfabia@cisco.com>
---

diff --git a/src/vppinfra/bihash_vec8_8.h b/src/vppinfra/bihash_vec8_8.h
index 822f1bcc51f..1532103e9c1 100644
--- a/src/vppinfra/bihash_vec8_8.h
+++ b/src/vppinfra/bihash_vec8_8.h
@@ -46,6 +46,7 @@ static inline void
 clib_bihash_mark_free_vec8_8 (clib_bihash_kv_vec8_8_t *v)
 {
   v->value = 0xFEEDFACE8BADF00DULL;
+  v->key = ~0ULL;
 }
 
 /** Decide if a clib_bihash_kv_vec8_8_t instance is free