XAR writer: initialize size with 0 in xar_write_data()

diff --git a/libarchive/archive_write_set_format_xar.c b/libarchive/archive_write_set_format_xar.c
index d456cf8f8aa975d075cd3a39a4145c1ff9912a04..e1c7f3a96d4a525873962519e8be866da6859696 100644 (file)
--- a/libarchive/archive_write_set_format_xar.c
+++ b/libarchive/archive_write_set_format_xar.c
@@ -681,7 +681,8 @@ xar_write_data(struct archive_write *a, const void *buff, size_t s)
 {
        struct xar *xar;
        enum la_zaction run;
-       size_t size, rsize;
+       size_t size = 0;
+       size_t rsize;
        int r;
 
        xar = (struct xar *)a->format_data;