Commit 5290dd79 authored by Richard Weinberger's avatar Richard Weinberger Committed by Richard Weinberger
Browse files

arc: Use sigsp() 



Use sigsp() instead of the open coded variant.

Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
Acked-by: default avatarVineet Gupta <vgupta@synopsys.com>
parent 72f15c03

arch/arc/kernel/signal.c

+3 −7
Original line number Diff line number Diff line
@@ -141,17 +141,13 @@ SYSCALL_DEFINE0(rt_sigreturn) 
/*

 * Determine which stack to use..

 */

static inline void __user *get_sigframe(struct k_sigaction *ka,

static inline void __user *get_sigframe(struct ksignal *ksig,

					struct pt_regs *regs,

					unsigned long framesize)

{

	unsigned long sp = regs->sp;

	unsigned long sp = sigsp(regs->sp, ksig);

	void __user *frame;



	/* This is the X/Open sanctioned signal stack switching */

	if ((ka->sa.sa_flags & SA_ONSTACK) && !sas_ss_flags(sp))

		sp = current->sas_ss_sp + current->sas_ss_size;



	/* No matter what happens, 'sp' must be word

	 * aligned otherwise nasty things could happen

	 */
@@ -185,7 +181,7 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) 
	unsigned int magic = 0;

	int err = 0;



	sf = get_sigframe(&ksig->ka, regs, sizeof(struct rt_sigframe));

	sf = get_sigframe(ksig, regs, sizeof(struct rt_sigframe));

	if (!sf)

		return 1;