[PATCH] avoid NULL deref in initialization

[Jim Meyering]

This fixes another coverity-spotted issue:

2011-06-11  Jim Meyering  <address@hidden>

        avoid NULL deref in initialization
        * grub-core/gettext/gettext.c (GRUB_MOD_INIT): If grub_env_get ("lang")
        returns NULL, use "C".


=== modified file 'grub-core/gettext/gettext.c'
--- grub-core/gettext/gettext.c 2011-04-11 21:01:51 +0000
+++ grub-core/gettext/gettext.c 2011-06-11 07:00:41 +0000
@@ -375,6 +375,8 @@
   const char *lang;

   lang = grub_env_get ("lang");
+  if (lang == NULL)
+    lang = "C";

   grub_gettext_init_ext (lang);