diff options
Diffstat (limited to 'arch/sparc/kernel/signal_64.c')
| -rw-r--r-- | arch/sparc/kernel/signal_64.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/sparc/kernel/signal_64.c b/arch/sparc/kernel/signal_64.c index 689e1ba6280..176e0e7b8f6 100644 --- a/arch/sparc/kernel/signal_64.c +++ b/arch/sparc/kernel/signal_64.c @@ -295,7 +295,8 @@ void do_rt_sigreturn(struct pt_regs *regs) err |= restore_fpu_state(regs, fpu_save); err |= __copy_from_user(&set, &sf->mask, sizeof(sigset_t)); - if (err || do_sigaltstack(&sf->stack, NULL, (unsigned long)sf) == -EFAULT) + err |= restore_altstack(&sf->stack); + if (err) goto segv; err |= __get_user(rwin_save, &sf->rwin_save); @@ -403,9 +404,7 @@ setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs, } /* Setup sigaltstack */ - err |= __put_user(current->sas_ss_sp, &sf->stack.ss_sp); - err |= __put_user(sas_ss_flags(regs->u_regs[UREG_FP]), &sf->stack.ss_flags); - err |= __put_user(current->sas_ss_size, &sf->stack.ss_size); + err |= __save_altstack(&sf->stack, regs->u_regs[UREG_FP]); err |= copy_to_user(&sf->mask, oldset, sizeof(sigset_t)); |