detect/lua: remove extra NULL check

The fn DetectLuaFree checks if the pointer (DetectLuaData) passed to it
is valid. So, the checks for NULL in the call sites can safely be
removed.

diff --git a/src/detect-lua.c b/src/detect-lua.c
index 1700ab16deb3a3bcbcaf655eab710052604dbb0c..07aaed2d6255c7a37d360c8aee457bf92d9ce7a8 100644 (file)
--- a/src/detect-lua.c
+++ b/src/detect-lua.c
@@ -482,8 +482,7 @@ static DetectLuaData *DetectLuaParse (DetectEngineCtx *de_ctx, const char *str)
     return lua;
 
 error:
-    if (lua != NULL)
-        DetectLuaFree(de_ctx, lua);
+    DetectLuaFree(de_ctx, lua);
     return NULL;
 }