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efi/bgrt: Use efi_mem_type()

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Avoid effectively open-coding the function.

Signed-off-by: Jan Beulich <[email protected]>
Signed-off-by: Ard Biesheuvel <[email protected]>
Cc: Jan Beulich <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Matt Fleming <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: [email protected]
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Jan Beulich 2017-08-25 16:50:19 +01:00 • committed by Ingo Molnar
commit 6de47a5e37
1 changed files with 1 additions and 21 deletions
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22
drivers/firmware/efi/efi-bgrt.c
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@ -27,26 +27,6 @@ struct bmp_header {
u32 size;
} __packed;
static bool efi_bgrt_addr_valid(u64 addr)
{
efi_memory_desc_t *md;
for_each_efi_memory_desc(md) {
u64 size;
u64 end;
if (md->type != EFI_BOOT_SERVICES_DATA)
continue;
size = md->num_pages << EFI_PAGE_SHIFT;
end = md->phys_addr + size;
if (addr >= md->phys_addr && addr < end)
return true;
}
return false;
}
void __init efi_bgrt_init(struct acpi_table_header *table)
{
void *image;
@ -85,7 +65,7 @@ void __init efi_bgrt_init(struct acpi_table_header *table)
goto out;
}
if (!efi_bgrt_addr_valid(bgrt->image_address)) {
if (efi_mem_type(bgrt->image_address) != EFI_BOOT_SERVICES_DATA) {
pr_notice("Ignoring BGRT: invalid image address\n");
goto out;
}