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| author | Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2016-03-03 17:31:32 +0100 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2016-03-04 19:12:23 +0100 |
| commit | cd1b76bb73d0f735cc9aa076c121fd172752445b (patch) | |
| tree | 2f5fa99d21362a097f19aa402d5a69bf4e0a5d42 /arch | |
| parent | arm64: make mrs_s prefixing implicit in read_cpuid (diff) | |
| download | linux-cd1b76bb73d0f735cc9aa076c121fd172752445b.tar.xz linux-cd1b76bb73d0f735cc9aa076c121fd172752445b.zip | |
arm64: efi: add missing frame pointer assignment
The prologue of the EFI entry point pushes x29 and x30 onto the stack but
fails to create the stack frame correctly by omitting the assignment of x29
to the new value of the stack pointer. So fix that.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/kernel/efi-entry.S | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/kernel/efi-entry.S b/arch/arm64/kernel/efi-entry.S index f82036e02485..cae3112f7791 100644 --- a/arch/arm64/kernel/efi-entry.S +++ b/arch/arm64/kernel/efi-entry.S @@ -35,6 +35,7 @@ ENTRY(entry) * for image_addr variable passed to efi_entry(). */ stp x29, x30, [sp, #-32]! + mov x29, sp /* * Call efi_entry to do the real work. |