From: Victor Julien <vjulien@oisf.net>
Date: Sat, 23 Sep 2023 07:32:14 +0000 (+0200)
Subject: detect/content-inspect: assist branch prediction
X-Git-Tag: suricata-8.0.0-beta1~1960
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1f265d9d79e1aebb93d9f43da57bcdb88f3741f9;p=thirdparty%2Fsuricata.git

detect/content-inspect: assist branch prediction

Hitting the recursion limit should be rare.
---

diff --git a/src/detect-engine-content-inspection.c b/src/detect-engine-content-inspection.c
index 1fa6320250..6c13b44348 100644
--- a/src/detect-engine-content-inspection.c
+++ b/src/detect-engine-content-inspection.c
@@ -105,7 +105,7 @@ int DetectEngineContentInspectionInternal(DetectEngineCtx *de_ctx, DetectEngineT
 
     det_ctx->inspection_recursion_counter++;
 
-    if (det_ctx->inspection_recursion_counter == de_ctx->inspection_recursion_limit) {
+    if (unlikely(det_ctx->inspection_recursion_counter == de_ctx->inspection_recursion_limit)) {
         KEYWORD_PROFILING_END(det_ctx, smd->type, 0);
         SCReturnInt(-1);
     }