sunrpc/svc.c: Remove unused line 'rqstp->rq_server = serv;' in svc_process

There is no need to set rqstp->rq_server to serv, while serv is initialized as rqstp->rq_server at previous line. And between these two lines, there is no change to rqstp->rq_server.

Signed-off-by: ideawu <[e-mail]>
Reviewed-by: Tom Tucker <[e-mail]>
Signed-off-by: J. Bruce Fields <[e-mail]>

net/sunrpc/svc.c

···
 	procp = versp->vs_proc + proc;
 	if (proc >= versp->vs_nproc || !procp->pc_func)
 		goto err_bad_proc;
-	rqstp->rq_server   = serv;
 	rqstp->rq_procinfo = procp;
 
 	/* Syntactic check complete */