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-rw-r--r--arch/cris/arch-v10/kernel/signal.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c
index 187237f655e6..9570946a6958 100644
--- a/arch/cris/arch-v10/kernel/signal.c
+++ b/arch/cris/arch-v10/kernel/signal.c
@@ -356,6 +356,8 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set));
+ err |= __save_altstack(&frame->uc.uc_stack, rdusp());
+
if (err)
goto give_sigsegv;