unable to get client_ip using ' handle->conn->client_address '

[Amancio Tarrito]

Hello all,
        I am writing vfs module, and I have samba-3.0.33 installed on my 
centos5.5(32-Bit).I want to get ip address of client connecting to samba-share. 


My question:- I am using " handle->conn->client_address " to get ip address of 
client but I am unable to get. Please do suggest me solution to this problem.
                                                                                                     
 Thanks in advance.