Free pcre study structs for classification, threshold and reference parsing.

src/util-classification-config.c

@@ -128,7 +128,7 @@ int SCClassConfInitContextAndLocalResources(DetectEngineCtx *de_ctx)
         regex = NULL;
     }
     if (regex_study != NULL) {
-        //pcre_free_study(regex_study);
+        pcre_free(regex_study);
         regex_study = NULL;
     }
 
@@ -166,11 +166,11 @@ static void SCClassConfDeInitLocalResources(DetectEngineCtx *de_ctx)
     default_file_path = SC_CLASS_CONF_DEF_CONF_FILEPATH;
     fd = NULL;
     if (regex != NULL) {
-        pcre_free(regex_study);
+        pcre_free(regex);
         regex = NULL;
     }
     if (regex_study != NULL) {
-        //pcre_free_study(regex_study);
+        pcre_free(regex_study);
         regex_study = NULL;
     }
 

src/util-reference-config.c

@@ -129,7 +129,7 @@ static int SCRConfInitContextAndLocalResources(DetectEngineCtx *de_ctx)
         regex = NULL;
     }
     if (regex_study != NULL) {
-        //pcre_free_study(regex_study);
+        pcre_free(regex_study);
         regex_study = NULL;
     }
 
@@ -168,7 +168,7 @@ static void SCRConfDeInitLocalResources(DetectEngineCtx *de_ctx)
         regex = NULL;
     }
     if (regex_study != NULL) {
-        //pcre_free_study(regex_study);
+        pcre_free(regex_study);
         regex_study = NULL;
     }
 

src/util-threshold-config.c

@@ -216,7 +216,7 @@ void SCThresholdConfDeInitContext(DetectEngineCtx *de_ctx, FILE *fd)
         regex_base = NULL;
     }
     if (regex_base_study != NULL) {
-        //pcre_free_study(regex_base_study);
+        pcre_free(regex_base_study);
         regex_base_study = NULL;
     }
 
@@ -225,7 +225,7 @@ void SCThresholdConfDeInitContext(DetectEngineCtx *de_ctx, FILE *fd)
         regex_threshold = NULL;
     }
     if (regex_threshold_study != NULL) {
-        //pcre_free_study(regex_threshold_study);
+        pcre_free(regex_threshold_study);
         regex_threshold_study = NULL;
     }
 
@@ -234,7 +234,7 @@ void SCThresholdConfDeInitContext(DetectEngineCtx *de_ctx, FILE *fd)
         regex_rate = NULL;
     }
     if (regex_rate_study != NULL) {
-        //pcre_free_study(regex_rate_study);
+        pcre_free(regex_rate_study);
         regex_rate_study = NULL;
     }
 
@@ -243,7 +243,7 @@ void SCThresholdConfDeInitContext(DetectEngineCtx *de_ctx, FILE *fd)
         regex_suppress = NULL;
     }
     if (regex_suppress_study != NULL) {
-        //pcre_free_study(regex_suppress_study);
+        pcre_free(regex_suppress_study);
         regex_suppress_study = NULL;
     }