From: Tim Kientzle <kientzle@gmail.com>
Date: Sun, 6 Feb 2011 05:36:18 +0000 (-0500)
Subject: Issue 134:  Fix libarchive 2.8 crashing in archive_write_finish() when
X-Git-Tag: v2.8.5~20
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6a4fadad81fb297465c2f316fafd2d8ae443dbac;p=thirdparty%2Flibarchive.git

Issue 134:  Fix libarchive 2.8 crashing in archive_write_finish() when
the open has failed and we're trying to write Zip format.

SVN-Revision: 2955
---

diff --git a/libarchive/archive_write_set_format_zip.c b/libarchive/archive_write_set_format_zip.c
index 14cc6697d..201152f3a 100644
--- a/libarchive/archive_write_set_format_zip.c
+++ b/libarchive/archive_write_set_format_zip.c
@@ -502,6 +502,9 @@ archive_write_zip_finish(struct archive_write *a)
 	int entries;
 	int ret;
 
+	if (a->compressor.write == NULL)
+		return (ARCHIVE_OK);
+
 	zip = a->format_data;
 	l = zip->central_directory;