[4.0] d6daf2b Don't mix const and non-const pointers. This should make jenkins happy again.

[Lasse Karstensen]

commit d6daf2bf2322054c09a8bd9930666595ec9098c0
Author: Martin Blix Grydeland <martin at varnish-software.com>
Date:   Tue Sep 16 10:48:52 2014 +0200

    Don't mix const and non-const pointers. This should make jenkins happy again.

diff --git a/bin/varnishtop/varnishtop.c b/bin/varnishtop/varnishtop.c
index 45e8205..15835cb 100644
--- a/bin/varnishtop/varnishtop.c
+++ b/bin/varnishtop/varnishtop.c
@@ -66,7 +66,8 @@ static int end_of_file = 0;
 
 struct top {
 	uint8_t			tag;
-	char			*rec_data;
+	const char		*rec_data;
+	char			*rec_buf;
 	int			clen;
 	unsigned		hash;
 	VRB_ENTRY(top)		e_order;
@@ -147,7 +148,7 @@ accumulate(struct VSL_data *vsl, struct VSL_transaction * const pt[],
 			t.hash = u;
 			t.tag = tag;
 			t.clen = len;
-			t.rec_data = (char *)VSL_CDATA(tr->c->rec.ptr);
+			t.rec_data = VSL_CDATA(tr->c->rec.ptr);
 
 			AZ(pthread_mutex_lock(&mtx));
 			tp = VRB_FIND(t_key, &h_key, &t);
@@ -164,7 +165,8 @@ accumulate(struct VSL_data *vsl, struct VSL_transaction * const pt[],
 				tp->count = 1.0;
 				tp->clen = len;
 				tp->tag = tag;
-				tp->rec_data = strdup(t.rec_data);
+				tp->rec_buf = strdup(t.rec_data);
+				tp->rec_data = tp->rec_buf;
 				AN(tp->rec_data);
 				VRB_INSERT(t_key, &h_key, tp);
 				VRB_INSERT(t_order, &h_order, tp);
@@ -221,7 +223,7 @@ update(int p)
 		if (tp->count * 10 < t || l > LINES * 10) {
 			VRB_REMOVE(t_key, &h_key, tp);
 			VRB_REMOVE(t_order, &h_order, tp);
-			free(tp->rec_data);
+			free(tp->rec_buf);
 			free(tp);
 			ntop--;
 		}