From 9fff2fa0db911b0b75ec1f9bec72460c0a676ef5 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Wed, 10 Oct 2012 22:23:29 -0400 Subject: arm: switch to saner kernel_execve() semantics Signed-off-by: Al Viro --- arch/arm/kernel/process.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'arch/arm/kernel/process.c') diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index c10e4395bc47..0f83fa2e58e3 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -373,7 +373,6 @@ void release_thread(struct task_struct *dead_task) } asmlinkage void ret_from_fork(void) __asm__("ret_from_fork"); -asmlinkage void ret_from_kernel_thread(void) __asm__("ret_from_kernel_thread"); int copy_thread(unsigned long clone_flags, unsigned long stack_start, @@ -388,13 +387,13 @@ copy_thread(unsigned long clone_flags, unsigned long stack_start, *childregs = *regs; childregs->ARM_r0 = 0; childregs->ARM_sp = stack_start; - thread->cpu_context.pc = (unsigned long)ret_from_fork; } else { + memset(childregs, 0, sizeof(struct pt_regs)); thread->cpu_context.r4 = stk_sz; thread->cpu_context.r5 = stack_start; - thread->cpu_context.pc = (unsigned long)ret_from_kernel_thread; childregs->ARM_cpsr = SVC_MODE; } + thread->cpu_context.pc = (unsigned long)ret_from_fork; thread->cpu_context.sp = (unsigned long)childregs; clear_ptrace_hw_breakpoint(p); -- cgit v1.2.3