[MIPS] Add some __user tags

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/branch.c b/arch/mips/kernel/branch.c
index 76fd3f2..6b5df8b 100644
--- a/arch/mips/kernel/branch.c
+++ b/arch/mips/kernel/branch.c
@@ -22,7 +22,8 @@
  */
 int __compute_return_epc(struct pt_regs *regs)
 {
-	unsigned int *addr, bit, fcr31, dspcontrol;
+	unsigned int __user *addr;
+	unsigned int bit, fcr31, dspcontrol;
 	long epc;
 	union mips_instruction insn;
 
@@ -33,7 +34,7 @@
 	/*
 	 * Read the instruction
 	 */
-	addr = (unsigned int *) epc;
+	addr = (unsigned int __user *) epc;
 	if (__get_user(insn.word, addr)) {
 		force_sig(SIGSEGV, current);
 		return -EFAULT;