VServer 1.9.2 (patch-2.6.8.1-vs1.9.2.diff)

[linux-2.6.git] / arch / h8300 / kernel / ptrace.c

diff --git a/arch/h8300/kernel/ptrace.c b/arch/h8300/kernel/ptrace.c
index cdbfe9e..5177700 100644 (file)
--- a/arch/h8300/kernel/ptrace.c
+++ b/arch/h8300/kernel/ptrace.c
@@ -118,18 +118,36 @@ asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
                case PTRACE_PEEKUSR: {
                        unsigned long tmp;
                        
-                       if ((addr & 3) || addr < 0 || addr >= sizeof(struct user))
+                       if ((addr & 3) || addr < 0 || addr >= sizeof(struct user)) {
                                ret = -EIO;
+                               break ;
+                       }
                        
-                       tmp = 0;  /* Default return condition */
+                       ret = 0;  /* Default return condition */
                        addr = addr >> 2; /* temporary hack. */
+
                        if (addr < H8300_REGS_NO)
                                tmp = h8300_get_reg(child, addr);
                        else {
-                               ret = -EIO;
-                               break ;
+                               switch(addr) {
+                               case 49:
+                                       tmp = child->mm->start_code;
+                                       break ;
+                               case 50:
+                                       tmp = child->mm->start_data;
+                                       break ;
+                               case 51:
+                                       tmp = child->mm->end_code;
+                                       break ;
+                               case 52:
+                                       tmp = child->mm->end_data;
+                                       break ;
+                               default:
+                                       ret = -EIO;
+                               }
                        }
-                       ret = put_user(tmp,(unsigned long *) data);
+                       if (!ret)
+                               ret = put_user(tmp,(unsigned long *) data);
                        break ;
                }