In sudoers_io_close(), skip NULL io_fds[] elements.

diff --git a/plugins/sudoers/iolog.c b/plugins/sudoers/iolog.c
index 86bb7813108fe0159eff21b221e888f84cbce16d..35d05cdd612c2478478ac84b8e79a0da196685a2 100644 (file)
--- a/plugins/sudoers/iolog.c
+++ b/plugins/sudoers/iolog.c
@@ -303,6 +303,8 @@ sudoers_io_close(int exit_status, int error)
     int i;
 
     for (i = 0; i < IOFD_MAX; i++) {
+       if (io_fds[i].v == NULL)
+           continue;
 #ifdef HAVE_ZLIB
        if (def_compress_io)
            gzclose(io_fds[i].g);