From 9b2589dafde8efc5327e597690c84bfbfe42d53f Mon Sep 17 00:00:00 2001
From: Glenn L McGrath <bug1@ihug.co.nz>
Date: Mon, 8 Oct 2001 13:10:12 +0000
Subject: [PATCH] Cleanup memory usage properly

---
 libbb/unarchive.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/libbb/unarchive.c b/libbb/unarchive.c
index beb396929..e23acfff2 100644
--- a/libbb/unarchive.c
+++ b/libbb/unarchive.c
@@ -267,7 +267,9 @@ char *unarchive(FILE *src_stream, FILE *out_stream, file_header_t *(*get_headers
 			seek_sub_file(src_stream, file_entry->size);
 		}
 		free(file_entry->name); /* may be null, but doesn't matter */
-		free(file_entry->link_name);
+		if (file_entry->link_name) {
+			free(file_entry->link_name);
+		}
 		free(file_entry);
 	}
 	return(buffer);
@@ -614,8 +616,10 @@ char *deb_extract(const char *package_filename, FILE *out_stream,
 	fclose(deb_stream);
 	fclose(uncompressed_stream);
 	free(ared_file);
-	free(file_list[0]);
-	free(file_list);
+	if (filename != NULL) {
+		free(file_list[0]);
+		free(file_list);
+	}
 	return(output_buffer);
 }
 #endif