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efi_loader: error message if BootOrder not defined
author
Heinrich Schuchardt
<xypron.glpk@gmx.de>
Sun, 24 Feb 2019 03:44:48 +0000
(
04:44
+0100)
committer
Heinrich Schuchardt
<xypron.glpk@gmx.de>
Mon, 25 Feb 2019 11:39:47 +0000
(12:39 +0100)
For booting via `bootefi bootmgr` it is necessary that the EFI variable
BootOrder is defined. Provide a diagnostic message if the variable is
missing.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
lib/efi_loader/efi_bootmgr.c
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diff --git
a/lib/efi_loader/efi_bootmgr.c
b/lib/efi_loader/efi_bootmgr.c
index
196116b
..
f4b1889
100644
(file)
--- a/
lib/efi_loader/efi_bootmgr.c
+++ b/
lib/efi_loader/efi_bootmgr.c
@@
-184,8
+184,10
@@
void *efi_bootmgr_load(struct efi_device_path **device_path,
rs = systab.runtime;
bootorder = get_var(L"BootOrder", &efi_global_variable_guid, &size);
- if (!bootorder)
+ if (!bootorder) {
+ printf("BootOrder not defined\n");
goto error;
+ }
num = size / sizeof(uint16_t);
for (i = 0; i < num; i++) {