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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
commitb4b7ff4b08e691656c9d77c758fc355833128ac0 (patch)
tree82fcb00e6b918026dc9f2d1f05ed8eee83874cc0 /arch/x86/platform/efi/efi-bgrt.c
parent35acfa0fc609f2a2cd95cef4a6a9c3a5c38f1778 (diff)
Linux-libre 4.4-gnupck-4.4-gnu
Diffstat (limited to 'arch/x86/platform/efi/efi-bgrt.c')
-rw-r--r--arch/x86/platform/efi/efi-bgrt.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/x86/platform/efi/efi-bgrt.c b/arch/x86/platform/efi/efi-bgrt.c
index d7f997f7c..ea48449b2 100644
--- a/arch/x86/platform/efi/efi-bgrt.c
+++ b/arch/x86/platform/efi/efi-bgrt.c
@@ -50,11 +50,16 @@ void __init efi_bgrt_init(void)
bgrt_tab->version);
return;
}
- if (bgrt_tab->status != 1) {
- pr_err("Ignoring BGRT: invalid status %u (expected 1)\n",
+ if (bgrt_tab->status & 0xfe) {
+ pr_err("Ignoring BGRT: reserved status bits are non-zero %u\n",
bgrt_tab->status);
return;
}
+ if (bgrt_tab->status != 1) {
+ pr_debug("Ignoring BGRT: invalid status %u (expected 1)\n",
+ bgrt_tab->status);
+ return;
+ }
if (bgrt_tab->image_type != 0) {
pr_err("Ignoring BGRT: invalid image type %u (expected 0)\n",
bgrt_tab->image_type);