From: Richard Weinberger <rich...@nod.at>
Use sigsp() instead of the open coded variant.
Signed-off-by: Richard Weinberger <rich...@nod.at>
---
arch/blackfin/kernel/signal.c | 14 +++-----------
1 file changed, 3 insertions(+), 11 deletions(-)
diff --git a/arch/blackfin/kernel/signal.c b/arch/blackfin/kernel/signal.c
index 1389cd3..ef27557 100644
--- a/arch/blackfin/kernel/signal.c
+++ b/arch/blackfin/kernel/signal.c
@@ -135,19 +135,11 @@ static inline int rt_setup_sigcontext(struct sigcontext
*sc, struct pt_regs *reg
return err;
}
-static inline void *get_sigframe(struct k_sigaction *ka, struct pt_regs *regs,
+static inline void *get_sigframe(struct ksignal *ksig,
size_t frame_size)
{
- unsigned long usp;
+ unsigned long usp = sigsp(rdusp(), ksig);
- /* Default to using normal stack. */
- usp = rdusp();
-
- /* This is the X/Open sanctioned signal stack switching. */
- if (ka->sa.sa_flags & SA_ONSTACK) {
- if (!on_sig_stack(usp))
- usp = current->sas_ss_sp + current->sas_ss_size;
- }
return (void *)((usp - frame_size) & -8UL);
}
@@ -157,7 +149,7 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct
pt_regs *regs)
struct rt_sigframe *frame;
int err = 0;
- frame = get_sigframe(&ksig->ka, regs, sizeof(*frame));
+ frame = get_sigframe(ksig, sizeof(*frame));
err |= __put_user((current_thread_info()->exec_domain
&& current_thread_info()->exec_domain->signal_invmap
--
1.8.4.5
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