Fix sign mismatch.

SVN-Revision: 566

diff --git a/libarchive/archive_read.c b/libarchive/archive_read.c
index d4cd705832f6effed9a0fe9b00a78cb11c676351..37607a4fb379d9bbd0975721a0f96b83fec1faf5 100644 (file)
--- a/libarchive/archive_read.c
+++ b/libarchive/archive_read.c
@@ -117,7 +117,8 @@ archive_read_set_format_options(struct archive *_a, const char *s)
        struct archive_read *a;
        struct archive_format_descriptor *format;
        char key[64], val[64];
-       int i, len, r;
+       size_t i;
+       int len, r;
 
        a = (struct archive_read *)_a;
        len = 0;