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Commit 26920dd2 authored by Konstantin Khlebnikov's avatar Konstantin Khlebnikov Committed by Catalin Marinas
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ARM64: fix framepointer check in unwind_frame 



We need at least 24 bytes above frame pointer.

Signed-off-by: default avatarKonstantin Khlebnikov <k.khlebnikov@samsung.com>
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 408c3658

arch/arm64/kernel/stacktrace.c

+1 −1
Original line number Diff line number Diff line
@@ -43,7 +43,7 @@ int unwind_frame(struct stackframe *frame) 
	low  = frame->sp;

	high = ALIGN(low, THREAD_SIZE);



	if (fp < low || fp > high || fp & 0xf)

	if (fp < low || fp > high - 0x18 || fp & 0xf)

		return -EINVAL;



	frame->sp = fp + 0x10;