[MIPS] Sparse: Add some __user tags to signal functions.

    
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/arch/mips/kernel/signal_n32.c b/arch/mips/kernel/signal_n32.c
index ec61b2670ba6..3d2f8e39cede 100644
--- a/arch/mips/kernel/signal_n32.c
+++ b/arch/mips/kernel/signal_n32.c
@@ -83,12 +83,12 @@ save_static_function(sysn32_rt_sigreturn);
 __attribute_used__ noinline static void
 _sysn32_rt_sigreturn(nabi_no_regargs struct pt_regs regs)
 {
-        struct rt_sigframe_n32 *frame;
+        struct rt_sigframe_n32 __user *frame;
         sigset_t set;
         stack_t st;
         s32 sp;
 
-        frame = (struct rt_sigframe_n32 *) regs.regs[29];
+        frame = (struct rt_sigframe_n32 __user *) regs.regs[29];
         if (!access_ok(VERIFY_READ, frame, sizeof(*frame)))
                 goto badframe;
         if (__copy_from_user(&set, &frame->rs_uc.uc_sigmask, sizeof(set)))
@@ -114,7 +114,7 @@ _sysn32_rt_sigreturn(nabi_no_regargs struct pt_regs regs)
 
         /* It is more difficult to avoid calling this function than to
            call it and ignore errors.  */
-        do_sigaltstack(&st, NULL, regs.regs[29]);
+        do_sigaltstack((stack_t __user *)&st, NULL, regs.regs[29]);
 
         /*
          * Don't let your children do this ...
@@ -133,7 +133,7 @@ badframe:
 int setup_rt_frame_n32(struct k_sigaction * ka,
         struct pt_regs *regs, int signr, sigset_t *set, siginfo_t *info)
 {
-        struct rt_sigframe_n32 *frame;
+        struct rt_sigframe_n32 __user *frame;
         int err = 0;
         s32 sp;