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 14cc6697df03c7d5829da019bbc0b8ef013e3bec..201152f3a9e7de35bef237b1daf14db8f734a6e8 100644 (file)
--- 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;