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| author | Richard Weinberger <richard@nod.at> | 2014-03-05 15:27:15 +0100 |
|---|---|---|
| committer | Richard Weinberger <richard@sigma-star.at> | 2014-08-06 13:04:09 +0200 |
| commit | 5c0806faf1a3837db38542c3bae085f23beac7f1 (patch) | |
| tree | 6b84122c383c480a05c15ac710afe69de36b8a3a /arch/m32r | |
| parent | 8bc77aa45e8383e760f1a7edd12ed4d077a068d8 (diff) | |
| download | lwn-5c0806faf1a3837db38542c3bae085f23beac7f1.tar.gz lwn-5c0806faf1a3837db38542c3bae085f23beac7f1.zip | |
m32r: Use sigsp()
Use sigsp() instead of the open coded variant.
Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/m32r')
| -rw-r--r-- | arch/m32r/kernel/signal.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c index cce3fd3ae923..95408b8f130a 100644 --- a/arch/m32r/kernel/signal.c +++ b/arch/m32r/kernel/signal.c @@ -162,15 +162,9 @@ setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, * Determine which stack to use.. */ static inline void __user * -get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size) +get_sigframe(struct ksignal *ksig, unsigned long sp, size_t frame_size) { - /* 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; - } - - return (void __user *)((sp - frame_size) & -8ul); + return (void __user *)((sigsp(sp, ksig) - frame_size) & -8ul); } static int setup_rt_frame(struct ksignal *ksig, sigset_t *set, @@ -180,7 +174,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set, int err = 0; int signal, sig = ksig->sig; - frame = get_sigframe(&ksig->ka, regs->spu, sizeof(*frame)); + frame = get_sigframe(ksig, regs->spu, sizeof(*frame)); if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) return -EFAULT; |