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authorLinus Torvalds <torvalds@linux-foundation.org>2018-07-13 13:30:21 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-07-13 13:30:21 -0700
commit75adbd1386796c1234035996c6aec3ede4060eb2 (patch)
tree12956a002bb2cf18bd74cbbd6805f6252b062a90
parentae4ea3975d97ab61a274718dc3642a8b2b459811 (diff)
parente296701800f30d260a66f8aa1971b5b1bc3d2f81 (diff)
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Merge branch 'efi-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull EFI fix from Ingo Molnar: "Fix a UEFI mixed mode (64-bit kernel on 32-bit UEFI) reboot loop regression" * 'efi-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: efi/x86: Fix mixed mode reboot loop by removing pointless call to PciIo->Attributes()
-rw-r--r--arch/x86/boot/compressed/eboot.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c
index e57665b4ba1c..e98522ea6f09 100644
--- a/arch/x86/boot/compressed/eboot.c
+++ b/arch/x86/boot/compressed/eboot.c
@@ -114,18 +114,12 @@ __setup_efi_pci(efi_pci_io_protocol_t *pci, struct pci_setup_rom **__rom)
struct pci_setup_rom *rom = NULL;
efi_status_t status;
unsigned long size;
- uint64_t attributes, romsize;
+ uint64_t romsize;
void *romimage;
- status = efi_call_proto(efi_pci_io_protocol, attributes, pci,
- EfiPciIoAttributeOperationGet, 0ULL,
- &attributes);
- if (status != EFI_SUCCESS)
- return status;
-
/*
- * Some firmware images contain EFI function pointers at the place where the
- * romimage and romsize fields are supposed to be. Typically the EFI
+ * Some firmware images contain EFI function pointers at the place where
+ * the romimage and romsize fields are supposed to be. Typically the EFI
* code is mapped at high addresses, translating to an unrealistically
* large romsize. The UEFI spec limits the size of option ROMs to 16
* MiB so we reject any ROMs over 16 MiB in size to catch this.