If there is a packet on the free packet list, don't allocate a new one.

diff --git a/common/alloc.c b/common/alloc.c
index da897bc736f13b1f670d8d840748a3f89c551945..a5ebb7f41fc863cc6fbcb6a42d9d3ea7bb9b08e6 100644 (file)
--- a/common/alloc.c
+++ b/common/alloc.c
@@ -22,7 +22,7 @@
 
 #ifndef lint
 static char copyright[] =
-"$Id: alloc.c,v 1.38 2000/01/26 14:55:33 mellon Exp $ Copyright (c) 1995, 1996, 1998 The Internet Software Consortium.  All rights reserved.\n";
+"$Id: alloc.c,v 1.39 2000/01/26 17:20:16 mellon Exp $ Copyright (c) 1995, 1996, 1998 The Internet Software Consortium.  All rights reserved.\n";
 #endif /* not lint */
 
 #include "dhcpd.h"
@@ -892,7 +892,12 @@ int packet_allocate (ptr, file, line)
 #endif
        }
 
-       *ptr = dmalloc (sizeof **ptr, file, line);
+       if (free_packets) {
+               *ptr = free_packets;
+               free_packets = (struct packet *)((*ptr) -> raw);
+       } else {
+               *ptr = dmalloc (sizeof **ptr, file, line);
+       }
        if (*ptr) {
                memset (*ptr, 0, sizeof **ptr);
                (*ptr) -> refcnt = 1;