score: add address space annotations

Annotate the address space for pointers that are used
correctly with __user and __iomem, so that sparse
can better warn about incorrect casts.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

1 files changed, 5 insertions, 5 deletions

diff --git a/arch/score/kernel/signal.c b/arch/score/kernel/signal.c
index 252f6d95ad9e..1634aaa7c2ba 100644
--- a/arch/score/kernel/signal.c
+++ b/arch/score/kernel/signal.c
@@ -131,13 +131,13 @@ void __user *get_sigframe(struct k_sigaction *ka, struct pt_regs *regs,
         if ((ka->sa.sa_flags & SA_ONSTACK) && (!on_sig_stack(sp)))
                 sp = current->sas_ss_sp + current->sas_ss_size;
 
-        return (void *)((sp - frame_size) & ~7);
+        return (void __user*)((sp - frame_size) & ~7);
 }
 
 int score_sigaltstack(struct pt_regs *regs)
 {
-        const stack_t *uss = (const stack_t *) regs->regs[4];
-        stack_t *uoss = (stack_t *) regs->regs[5];
+        const stack_t __user *uss = (const stack_t __user *) regs->regs[4];
+        stack_t __user *uoss = (stack_t __user *) regs->regs[5];
         unsigned long usp = regs->regs[0];
 
         return do_sigaltstack(uss, uoss, usp);
@@ -188,7 +188,7 @@ badframe:
 int setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs,
                 int signr, sigset_t *set, siginfo_t *info)
 {
-        struct rt_sigframe *frame;
+        struct rt_sigframe __user *frame;
         int err = 0;
 
         frame = get_sigframe(ka, regs, sizeof(*frame));
@@ -209,7 +209,7 @@ int setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs,
         err |= copy_siginfo_to_user(&frame->rs_info, info);
         err |= __put_user(0, &frame->rs_uc.uc_flags);
         err |= __put_user(0, &frame->rs_uc.uc_link);
-        err |= __put_user((void *)current->sas_ss_sp,
+        err |= __put_user((void __user *)current->sas_ss_sp,
                                 &frame->rs_uc.uc_stack.ss_sp);
         err |= __put_user(sas_ss_flags(regs->regs[0]),
                                 &frame->rs_uc.uc_stack.ss_flags);