((desc)->a & 0x0ffff) | \
((desc)->b & 0xf0000) )
-#define GET_32BIT(desc) (((desc)->b >> 23) & 1)
+#define GET_32BIT(desc) (((desc)->b >> 22) & 1)
#define GET_CONTENTS(desc) (((desc)->b >> 10) & 3)
#define GET_WRITABLE(desc) (((desc)->b >> 9) & 1)
#define GET_LIMIT_PAGES(desc) (((desc)->b >> 23) & 1)
struct task_struct *child;
struct user * dummy = NULL;
int i, ret;
+ unsigned long __user *datap = (unsigned long __user *)data;
lock_kernel();
ret = -EPERM;
ret = -EIO;
if (copied != sizeof(tmp))
break;
- ret = put_user(tmp,(unsigned long *) data);
+ ret = put_user(tmp, datap);
break;
}
addr = addr >> 2;
tmp = child->thread.debugreg[addr];
}
- ret = put_user(tmp,(unsigned long *) data);
+ ret = put_user(tmp, datap);
break;
}
break;
case PTRACE_GETREGS: { /* Get all gp regs from the child. */
- if (!access_ok(VERIFY_WRITE, (unsigned *)data, FRAME_SIZE*sizeof(long))) {
+ if (!access_ok(VERIFY_WRITE, datap, FRAME_SIZE*sizeof(long))) {
ret = -EIO;
break;
}
for ( i = 0; i < FRAME_SIZE*sizeof(long); i += sizeof(long) ) {
- __put_user(getreg(child, i),(unsigned long *) data);
- data += sizeof(long);
+ __put_user(getreg(child, i), datap);
+ datap++;
}
ret = 0;
break;
case PTRACE_SETREGS: { /* Set all gp regs in the child. */
unsigned long tmp;
- if (!access_ok(VERIFY_READ, (unsigned *)data, FRAME_SIZE*sizeof(long))) {
+ if (!access_ok(VERIFY_READ, datap, FRAME_SIZE*sizeof(long))) {
ret = -EIO;
break;
}
for ( i = 0; i < FRAME_SIZE*sizeof(long); i += sizeof(long) ) {
- __get_user(tmp, (unsigned long *) data);
+ __get_user(tmp, datap);
putreg(child, i, tmp);
- data += sizeof(long);
+ datap++;
}
ret = 0;
break;
}
case PTRACE_GETFPREGS: { /* Get the child FPU state. */
- if (!access_ok(VERIFY_WRITE, (unsigned *)data,
+ if (!access_ok(VERIFY_WRITE, datap,
sizeof(struct user_i387_struct))) {
ret = -EIO;
break;
}
case PTRACE_SETFPREGS: { /* Set the child FPU state. */
- if (!access_ok(VERIFY_READ, (unsigned *)data,
+ if (!access_ok(VERIFY_READ, datap,
sizeof(struct user_i387_struct))) {
ret = -EIO;
break;
}
case PTRACE_GETFPXREGS: { /* Get the child extended FPU state. */
- if (!access_ok(VERIFY_WRITE, (unsigned *)data,
+ if (!access_ok(VERIFY_WRITE, datap,
sizeof(struct user_fxsr_struct))) {
ret = -EIO;
break;
}
case PTRACE_SETFPXREGS: { /* Set the child extended FPU state. */
- if (!access_ok(VERIFY_READ, (unsigned *)data,
+ if (!access_ok(VERIFY_READ, datap,
sizeof(struct user_fxsr_struct))) {
ret = -EIO;
break;
}
case PTRACE_GET_THREAD_AREA:
- ret = ptrace_get_thread_area(child,
- addr, (struct user_desc __user *) data);
+ ret = ptrace_get_thread_area(child, addr,
+ (struct user_desc __user *) data);
break;
case PTRACE_SET_THREAD_AREA:
- ret = ptrace_set_thread_area(child,
- addr, (struct user_desc __user *) data);
+ ret = ptrace_set_thread_area(child, addr,
+ (struct user_desc __user *) data);
break;
default: