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Subject[PATCH 38/43] metag: Use sigsp()
Date
From: Richard Weinberger <richard@nod.at>

Use sigsp() instead of the open coded variant.

Signed-off-by: Richard Weinberger <richard@nod.at>
Acked-by: James Hogan <james.hogan@imgtec.com>
---
arch/metag/kernel/signal.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/arch/metag/kernel/signal.c b/arch/metag/kernel/signal.c
index b9e4a82..0d100d5 100644
--- a/arch/metag/kernel/signal.c
+++ b/arch/metag/kernel/signal.c
@@ -140,13 +140,9 @@ static int setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs,
/*
* Determine which stack to use..
*/
-static void __user *get_sigframe(struct k_sigaction *ka, unsigned long sp,
- size_t frame_size)
+static void __user *get_sigframe(struct ksignal *ksig, unsigned long sp)
{
- /* Meta stacks grows upwards */
- if ((ka->sa.sa_flags & SA_ONSTACK) && (sas_ss_flags(sp) == 0))
- sp = current->sas_ss_sp;
-
+ sp = sigsp(sp, ksig);
sp = (sp + 7) & ~7; /* 8byte align stack */

return (void __user *)sp;
@@ -159,7 +155,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
int err;
unsigned long code;

- frame = get_sigframe(&ksig->ka, regs->REG_SP, sizeof(*frame));
+ frame = get_sigframe(ksig, regs->REG_SP);
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
return -EFAULT;

--
1.8.4.5


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