if (server->client != NULL && !IS_ERR(server->client)) 
if (!IS_ERR(server->client)) 
static void nfs_kill_super(struct super_block *s){	struct nfs_server *server = NFS_SB(s);	kill_anon_super(s);	if (server->client != NULL && !IS_ERR(server->client))		rpc_shutdown_client(server->client);	if (server->client_sys != NULL && !IS_ERR(server->client_sys))		rpc_shutdown_client(server->client_sys);	if (!(server->flags & NFS_MOUNT_NONLM))		lockd_down();	/* release rpc.lockd */	rpciod_down();		/* release rpciod */	if (server->hostname != NULL)		kfree(server->hostname);	kfree(server);}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/6a19275ada9137435da58990c8f8d3f58e170bf1/inode.c/clean/fs/nfs/inode.c