1 files changed, 2 insertions, 2 deletions

diff --git a/arch/blackfin/kernel/signal.c b/arch/blackfin/kernel/signal.c
index 5564c9588aa8..71cfcd28b39f 100644
--- a/arch/blackfin/kernel/signal.c
+++ b/arch/blackfin/kernel/signal.c
@@ -55,13 +55,13 @@ struct rt_sigframe {
         struct ucontext uc;
 };
 
-asmlinkage int sys_sigaltstack(const stack_t * uss, stack_t * uoss)
+asmlinkage int sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss)
 {
         return do_sigaltstack(uss, uoss, rdusp());
 }
 
 static inline int
-rt_restore_sigcontext(struct pt_regs *regs, struct sigcontext *sc, int *pr0)
+rt_restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, int *pr0)
 {
         unsigned long usp = 0;
         int err = 0;