Index: busybox-1.4.2/coreutils/uniq.c
===================================================================
--- busybox-1.4.2.orig/coreutils/uniq.c	2007-06-04 13:21:31.993112976 +0200
+++ busybox-1.4.2/coreutils/uniq.c	2007-06-04 13:21:35.960509840 +0200
@@ -83,6 +83,8 @@
 
 			if (!s0 || strcmp(e0, e1)) {
 				break;
+			} else {
+				free(s1);
 			}
 
 			++dups;		 /* Note: Testing for overflow seems excessive. */