From a8040ff82ee623bfd070b920fb4b5d133f9d9953 Mon Sep 17 00:00:00 2001 From: Richard Weinberger Date: Wed, 5 Mar 2014 15:36:49 +0100 Subject: mn10300: Use sigsp() Use sigsp() instead of the open coded variant. Signed-off-by: Richard Weinberger --- arch/mn10300/kernel/signal.c | 17 ++++------------- 1 file changed, 4 insertions(+), 13 deletions(-) (limited to 'arch/mn10300') diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c index 0c97202764ce..a6c0858592c3 100644 --- a/arch/mn10300/kernel/signal.c +++ b/arch/mn10300/kernel/signal.c @@ -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; -- cgit v1.2.3