[PATCH] fix some compiler/sparse warnings in ptrace32.c

[Atsushi Nemoto <anemo@mba.ocn.ne.jp>]

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>

diff --git a/arch/mips/kernel/ptrace32.c b/arch/mips/kernel/ptrace32.c
index 0c82b25..0d5cf97 100644
--- a/arch/mips/kernel/ptrace32.c
+++ b/arch/mips/kernel/ptrace32.c
@@ -88,7 +88,7 @@ asmlinkage int sys32_ptrace(int request,
                ret = -EIO;
                if (copied != sizeof(tmp))
                        break;
-               ret = put_user(tmp, (unsigned int *) (unsigned long) data);
+               ret = put_user(tmp, (unsigned int __user *) (unsigned long) 
data);
                break;
        }
 
@@ -174,8 +174,10 @@ asmlinkage int sys32_ptrace(int request,
                case FPC_EIR: { /* implementation / version register */
                        unsigned int flags;
 
-                       if (!cpu_has_fpu)
+                       if (!cpu_has_fpu) {
+                               tmp = 0;
                                break;
+                       }
 
                        preempt_disable();
                        if (cpu_has_mipsmt) {
@@ -194,15 +196,18 @@ asmlinkage int sys32_ptrace(int request,
                        preempt_enable();
                        break;
                }
-               case DSP_BASE ... DSP_BASE + 5:
+               case DSP_BASE ... DSP_BASE + 5: {
+                       dspreg_t *dregs;
+
                        if (!cpu_has_dsp) {
                                tmp = 0;
                                ret = -EIO;
                                goto out_tsk;
                        }
-                       dspreg_t *dregs = __get_dsp_regs(child);
+                       dregs = __get_dsp_regs(child);
                        tmp = (unsigned long) (dregs[addr - DSP_BASE]);
                        break;
+               }
                case DSP_CONTROL:
                        if (!cpu_has_dsp) {
                                tmp = 0;
@@ -216,7 +221,7 @@ asmlinkage int sys32_ptrace(int request,
                        ret = -EIO;
                        goto out_tsk;
                }
-               ret = put_user(tmp, (unsigned *) (unsigned long) data);
+               ret = put_user(tmp, (unsigned __user *) (unsigned long) data);
                break;
        }
 
@@ -304,15 +309,18 @@ asmlinkage int sys32_ptrace(int request,
                        else
                                child->thread.fpu.soft.fcr31 = data;
                        break;
-               case DSP_BASE ... DSP_BASE + 5:
+               case DSP_BASE ... DSP_BASE + 5: {
+                       dspreg_t *dregs;
+
                        if (!cpu_has_dsp) {
                                ret = -EIO;
                                break;
                        }
 
-                       dspreg_t *dregs = __get_dsp_regs(child);
+                       dregs = __get_dsp_regs(child);
                        dregs[addr - DSP_BASE] = data;
                        break;
+               }
                case DSP_CONTROL:
                        if (!cpu_has_dsp) {
                                ret = -EIO;