diff options
| -rw-r--r-- | arch/x86/platform/efi/efi.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c index b453069..3fac4de 100644 --- a/arch/x86/platform/efi/efi.c +++ b/arch/x86/platform/efi/efi.c @@ -860,6 +860,9 @@ void __init efi_enter_virtual_mode(void) new_memmap = krealloc(new_memmap, (count + 1) * memmap.desc_size, GFP_KERNEL); + if (!new_memmap) + goto err_out; + memcpy(new_memmap + (count * memmap.desc_size), md, memmap.desc_size); count++; @@ -914,6 +917,11 @@ void __init efi_enter_virtual_mode(void) EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS, 0, NULL); + + return; + + err_out: + pr_err("Error reallocating memory, EFI runtime non-functional!\n"); } /* |