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From e66dc5d71ebfc9763420a76c274e6980d54641c3 Mon Sep 17 00:00:00 2001
From: Vladimir Serbinenko <phcoder@gmail.com>
Date: Mon, 7 Aug 2017 18:08:39 +0200
Subject: [PATCH 055/250] Fail if xorriso failed.

If xorriso failed most likely we didn't generate a meaningful image.
---
 util/grub-mkrescue.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/util/grub-mkrescue.c b/util/grub-mkrescue.c
index 38f1543974e..9545945d8f3 100644
--- a/util/grub-mkrescue.c
+++ b/util/grub-mkrescue.c
@@ -429,6 +429,7 @@ main (int argc, char *argv[])
   char **argp_argv;
   int xorriso_tail_argc;
   char **xorriso_tail_argv;
+  int rv;
 
   grub_util_host_init (&argc, &argv);
   grub_util_disable_fd_syncs ();
@@ -794,7 +795,6 @@ main (int argc, char *argv[])
       free (efidir_efi_boot);
 
       efiimgfat = grub_util_path_concat (2, iso9660_dir, "efi.img");
-      int rv;
       rv = grub_util_exec ((const char * []) { "mformat", "-C", "-f", "2880", "-L", "16", "-i",
 	    efiimgfat, "::", NULL });
       if (rv != 0)
@@ -967,7 +967,9 @@ main (int argc, char *argv[])
 
   xorriso_argv[xorriso_argc] = NULL;
 
-  grub_util_exec ((const char *const *)xorriso_argv);
+  rv = grub_util_exec ((const char *const *)xorriso_argv);
+  if (rv != 0)
+    grub_util_error ("`%s` invocation failed\n", "xorriso");
 
   grub_util_unlink_recursive (iso9660_dir);
 
-- 
2.14.3