fix an overlapping memcpy identified by valgrind; use memove instead

SVN-Revision: 2684

diff --git a/libarchive/archive_write_set_format_iso9660.c b/libarchive/archive_write_set_format_iso9660.c
index 2ad60b99ffb63f17e1da9b0741308646ac3f234d..c2f7f0d4332e88258077305ae32d534280cb9aeb 100644 (file)
--- a/libarchive/archive_write_set_format_iso9660.c
+++ b/libarchive/archive_write_set_format_iso9660.c
@@ -5828,7 +5828,7 @@ isoent_gen_iso9660_identifier(struct archive_write *a, struct isoent *isoent,
                                                off ++;
                                                extlen --;
                                        }
-                                       memcpy(p+off, dot, extlen);
+                                       memmove(p+off, dot, extlen);
                                        p[ffmax] = '\0';
                                        ext_off = off;
                                        weight = off;