diff options
Diffstat (limited to 'arch/s390/kernel/signal.c')
| -rw-r--r-- | arch/s390/kernel/signal.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c index 6e0110d7119..6ae4a77270b 100644 --- a/arch/s390/kernel/signal.c +++ b/arch/s390/kernel/signal.c @@ -254,9 +254,9 @@ asmlinkage long sys_rt_sigreturn(struct pt_regs *regs) if (restore_sigregs(regs, &frame->uc.uc_mcontext)) goto badframe; - /* It is more difficult to avoid calling this function than to - call it and ignore errors. */ - do_sigaltstack(&frame->uc.uc_stack, NULL, regs->gprs[15]); + if (do_sigaltstack(&frame->uc.uc_stack, NULL, + regs->gprs[15]) == -EFAULT) + goto badframe; return regs->gprs[2]; badframe: @@ -501,7 +501,7 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset) if (signr > 0) { /* Whee! Actually deliver the signal. */ -#ifdef CONFIG_S390_SUPPORT +#ifdef CONFIG_COMPAT if (test_thread_flag(TIF_31BIT)) { extern void handle_signal32(unsigned long sig, struct k_sigaction *ka, |