- caddr_t in, out; /* Data to be transferred in, or out */
- short in_size; /* Size of input buffer <= 2K */
- short out_size; /* Maximum size of output buffer, <= 2K */
+ void __user *in; /* Data to be transferred in */
+ void __user *out; /* Data to be transferred out */
+ u_short in_size; /* Size of input buffer <= 2K */
+ u_short out_size; /* Maximum size of output buffer, <= 2K */