From 1f265d9d79e1aebb93d9f43da57bcdb88f3741f9 Mon Sep 17 00:00:00 2001
From: Victor Julien <vjulien@oisf.net>
Date: Sat, 23 Sep 2023 09:32:14 +0200
Subject: [PATCH] detect/content-inspect: assist branch prediction

Hitting the recursion limit should be rare.
---
 src/detect-engine-content-inspection.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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);
     }
-- 
2.47.2