There's no need to cast in task_pt_regs() as tsk->thread.regs should already be a struct pt_regs. If someone's using task_pt_regs() on something that's not a task but happens to have a thread.regs then we'll deal with them later.
Signed-off-by: Michael Ellerman <m...@ellerman.id.au> --- arch/powerpc/include/asm/processor.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index bfa336fbcfeb..8e855c78d780 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -307,7 +307,7 @@ struct thread_struct { } #endif -#define task_pt_regs(tsk) ((struct pt_regs *)(tsk)->thread.regs) +#define task_pt_regs(tsk) ((tsk)->thread.regs) unsigned long get_wchan(struct task_struct *p); -- 2.25.1