1 files changed, 1 insertions, 1 deletions

diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index c0f6a119de3b..30494aab829a 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -359,7 +359,7 @@ copy_thread(int nr, unsigned long clone_flags, unsigned long stack_start,
         struct thread_info *thread = p->thread_info;
         struct pt_regs *childregs;
 
-        childregs = ((struct pt_regs *)((unsigned long)thread + THREAD_START_SP)) - 1;
+        childregs = (void *)thread + THREAD_START_SP - sizeof(*regs);
         *childregs = *regs;
         childregs->ARM_r0 = 0;
         childregs->ARM_sp = stack_start;