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-rw-r--r--arch/xtensa/kernel/signal.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/xtensa/kernel/signal.c b/arch/xtensa/kernel/signal.c
index 24655e31d8f..17ceab8e647 100644
--- a/arch/xtensa/kernel/signal.c
+++ b/arch/xtensa/kernel/signal.c
@@ -336,8 +336,8 @@ gen_return_code(unsigned char *codemem)
}
-static void setup_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
- sigset_t *set, struct pt_regs *regs)
+static int setup_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
+ sigset_t *set, struct pt_regs *regs)
{
struct rt_sigframe *frame;
int err = 0;
@@ -422,10 +422,11 @@ static void setup_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
current->comm, current->pid, signal, frame, regs->pc);
#endif
- return;
+ return 0;
give_sigsegv:
force_sigsegv(sig, current);
+ return -EFAULT;
}
/*
@@ -534,7 +535,9 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset)
/* Whee! Actually deliver the signal. */
/* Set up the stack frame */
- setup_frame(signr, &ka, &info, oldset, regs);
+ ret = setup_frame(signr, &ka, &info, oldset, regs);
+ if (ret)
+ return ret;
spin_lock_irq(&current->sighand->siglock);
sigorsets(&current->blocked, &current->blocked, &ka.sa.sa_mask);