From a78ddac1bc22bd7a47fbec06c9c4ef4312ba71cf Mon Sep 17 00:00:00 2001 From: Huang Pei Date: Fri, 29 Jan 2021 12:35:07 +0800 Subject: MIPS: fix kernel_stack_pointer() MIPS always save kernel stack pointer in regs[29] Signed-off-by: Huang Pei Signed-off-by: Thomas Bogendoerfer --- arch/mips/include/asm/ptrace.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/mips/include/asm/ptrace.h') diff --git a/arch/mips/include/asm/ptrace.h b/arch/mips/include/asm/ptrace.h index 1e76774b36dd..daf3cf244ea9 100644 --- a/arch/mips/include/asm/ptrace.h +++ b/arch/mips/include/asm/ptrace.h @@ -53,7 +53,7 @@ struct pt_regs { static inline unsigned long kernel_stack_pointer(struct pt_regs *regs) { - return regs->regs[31]; + return regs->regs[29]; } static inline void instruction_pointer_set(struct pt_regs *regs, -- cgit v1.2.3