grub2/0039-Try-mac-guid-etc-before-grub.cfg-on-tftp-config-file.patch
Javier Martinez Canillas 1d49572ef1
Update to latest content from upstream sources
The content of this branch was not automatically imported from upstream
sources. Pull the latest from upstream to have the missing changes here.

Source: https://src.fedoraproject.org/rpms/grub2.git#f2763e56df79eccae17d2e8fa13d2f51a0fe7073

Resolves: rhbz#1947696

Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
2021-04-12 01:36:21 +02:00

128 lines
3.9 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Mon, 8 Jul 2019 17:33:22 +0200
Subject: [PATCH] Try mac/guid/etc before grub.cfg on tftp config files.
Signed-off-by: Peter Jones <pjones@redhat.com>
---
grub-core/normal/main.c | 97 ++++++++++++++++++++++++++-----------------------
1 file changed, 51 insertions(+), 46 deletions(-)
diff --git a/grub-core/normal/main.c b/grub-core/normal/main.c
index d85f7598d23..1e509fceb91 100644
--- a/grub-core/normal/main.c
+++ b/grub-core/normal/main.c
@@ -347,61 +347,66 @@ grub_cmd_normal (struct grub_command *cmd __attribute__ ((unused)),
/* Guess the config filename. It is necessary to make CONFIG static,
so that it won't get broken by longjmp. */
char *config;
- const char *prefix, *fw_path;
-
- prefix = fw_path = grub_env_get ("fw_path");
- if (fw_path)
- {
- config = grub_xasprintf ("%s/grub.cfg", fw_path);
- if (config)
- {
- grub_file_t file;
-
- file = grub_file_open (config, GRUB_FILE_TYPE_CONFIG);
- if (file)
- {
- grub_file_close (file);
- grub_enter_normal_mode (config);
- }
- else
- {
- /* Ignore all errors. */
- grub_errno = 0;
- }
- grub_free (config);
- }
- }
+ const char *prefix;
+ const char *net_search_cfg;
+ int disable_net_search = 0;
+ prefix = grub_env_get ("fw_path");
if (! prefix)
prefix = grub_env_get ("prefix");
+
+ net_search_cfg = grub_env_get ("feature_net_search_cfg");
+ if (net_search_cfg && net_search_cfg[0] == 'n')
+ disable_net_search = 1;
+
if (prefix)
{
- grub_size_t config_len;
- int disable_net_search = 0;
- const char *net_search_cfg;
-
- config_len = grub_strlen (prefix) +
- sizeof ("/grub.cfg-XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX");
- config = grub_malloc (config_len);
-
- if (!config)
- goto quit;
-
- grub_snprintf (config, config_len, "%s/grub.cfg", prefix);
-
- net_search_cfg = grub_env_get ("feature_net_search_cfg");
- if (net_search_cfg && net_search_cfg[0] == 'n')
- disable_net_search = 1;
-
if (grub_strncmp (prefix + 1, "tftp", sizeof ("tftp") - 1) == 0 &&
!disable_net_search)
- grub_net_search_config_file (config);
+ {
+ grub_size_t config_len;
+ config_len = grub_strlen (prefix) +
+ sizeof ("/grub.cfg-XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX");
+ config = grub_malloc (config_len);
- grub_enter_normal_mode (config);
- grub_free (config);
- }
+ if (! config)
+ goto quit;
+
+ grub_snprintf (config, config_len, "%s/grub.cfg", prefix);
+
+ grub_net_search_configfile (config);
+
+ grub_enter_normal_mode (config);
+ grub_free (config);
+ config = NULL;
+ }
+
+ if (!config)
+ {
+ config = grub_xasprintf ("%s/grub.cfg", prefix);
+ if (config)
+ {
+ grub_file_t file;
+
+ file = grub_file_open (config, GRUB_FILE_TYPE_CONFIG);
+ if (file)
+ {
+ grub_file_close (file);
+ grub_enter_normal_mode (config);
+ }
+ else
+ {
+ /* Ignore all errors. */
+ grub_errno = 0;
+ }
+ grub_free (config);
+ }
+ }
+ }
else
- grub_enter_normal_mode (0);
+ {
+ grub_enter_normal_mode (0);
+ }
}
else
grub_enter_normal_mode (argv[0]);