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Commit a8040ff8 authored by Richard Weinberger's avatar Richard Weinberger Committed by Richard Weinberger
Browse files

mn10300: Use sigsp() 



Use sigsp() instead of the open coded variant.

Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
parent 7c4f5635

arch/mn10300/kernel/signal.c

+4 −13
Original line number Diff line number Diff line
@@ -186,20 +186,11 @@ static int setup_sigcontext(struct sigcontext __user *sc, 
/*

 * 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,

					size_t frame_size)

{

	unsigned long sp;



	/* default to using normal stack */

	sp = regs->sp;



	/* this is the X/Open sanctioned signal stack switching.  */

	if (ka->sa.sa_flags & SA_ONSTACK) {

		if (sas_ss_flags(sp) == 0)

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

	}

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



	return (void __user *) ((sp - frame_size) & ~7UL);

}
@@ -213,7 +204,7 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set, 
	struct sigframe __user *frame;

	int rsig, sig = ksig->sig;



	frame = get_sigframe(&ksig->ka, regs, sizeof(*frame));

	frame = get_sigframe(ksig, regs, sizeof(*frame));



	if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))

		return -EFAULT;
@@ -281,7 +272,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set, 
	struct rt_sigframe __user *frame;

	int rsig, sig = ksig->sig;



	frame = get_sigframe(&ksig->ka, regs, sizeof(*frame));

	frame = get_sigframe(ksig, regs, sizeof(*frame));



	if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))

		return -EFAULT;