Program error. please advise

Program error. For more information, see Linux general technology-Linux programming and kernel. # Include "stdio. h"
# Include "stdlib. h"
# Include "ctype. h"
Struct co
{
Int index;
Char name [8];
Char MTel [12];
Char Tel [12];

};
Int x;
Int main ()
{
Struct co * p;
Char ch;
Printf ("do you add a user? Y/N \ n ");
Ch = getchar ();
If (ch = 'y' | ch = 'y ')
{
P = (struct co *) malloc (sizeof (struct co); // dynamically allocate a bucket
P-> index = ++ x;
Printf ("User name :");
Scanf ("% s", p-> name );
Printf ("MoveTel :");
Scanf ("% s", p-> MTel );
Printf ("Tel :");
Scanf ("% s", p-> Tel );
Printf ("intex: % d \ nname: % s \ nMoveTel: % s \ nHomeTel: % s \ n", p-> index, p-name, p-> MTel, p-> Tel );

}
Printf ("page size = % d \ n", getpagesize (); // Obtain the memory category size
}


Error message
[Yh1 @ lzf 3] $ gcc-o 3-10 3-10.c
3-10.c: In the 'main' function:
3-10.c: 29: 67: Error: 'name' is not declared (used for the first time in this function)
3-10.c: 29: 67: Note: Each undeclared identifier is reported only once in the function it appears.