detect/port: clean up already initialized vars

diff --git a/src/detect-engine-port.c b/src/detect-engine-port.c
index a541d512a87b0db16b5217bbe367a6bb93445550..7d8b15a22c3d55ce1f74d3df6a19884bc257e927 100644 (file)
--- a/src/detect-engine-port.c
+++ b/src/detect-engine-port.c
@@ -794,7 +794,7 @@ static int DetectPortParseDo(const DetectEngineCtx *de_ctx,
 
     SCLogDebug("head %p, *head %p, negate %d", head, *head, negate);
 
-    for (u = 0, x = 0; u < size && x < sizeof(port); u++) {
+    for (; u < size && x < sizeof(port); u++) {
         port[x] = s[u];
         x++;