diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c index ae1927e48cfb8fbef2fe082885245d3ed9c17e2a..d48cfc726b68d9e2fbe3b7968c2283dd476e71de 100644 --- a/arch/s390/kernel/signal.c +++ b/arch/s390/kernel/signal.c @@ -358,8 +358,9 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, } else { regs->gprs[14] = (unsigned long) frame->retcode | PSW_ADDR_AMODE; - err |= __put_user(S390_SYSCALL_OPCODE | __NR_rt_sigreturn, - (u16 __user *)(frame->retcode)); + if (__put_user(S390_SYSCALL_OPCODE | __NR_rt_sigreturn, + (u16 __user *)(frame->retcode))) + goto give_sigsegv; } /* Set up backchain. */