server: remove client ownership wrapper

srv.c

@@ -7,12 +7,6 @@
 static char adir[256];
 static Channel *clientc;
 
-typedef struct Client Client;
-struct Client
-{
-	int	fd;
-};
-
 static int
 srvreadkey(int fd, Keyreq *kr)
 {
@@ -33,7 +27,6 @@ srvreadkey(int fd, Keyreq *kr)
 static void
 clientthread(void *arg)
 {
-	Client *client;
 	Channel *reply;
 	int fd;
 	Keyreq kr;
@@ -43,12 +36,11 @@ clientthread(void *arg)
 	int n, ncommit, npreedit, want;
 	uchar token;
 
-	client = arg;
-	fd = client->fd;
+	fd = (int)(uintptr)arg;
 	threadsetname("client %d", fd);
 	reply = chancreate(sizeof(Keyres), 0);
 	kr.reply = reply;
-	kr.owner = client;
+	kr.owner = &fd;
 	while((want = srvreadkey(fd, &kr)) >= 0){
 		chansend(keyc, &kr);
 		chanrecv(reply, &res);
@@ -64,7 +56,6 @@ clientthread(void *arg)
 	chanrecv(reply, &res);
 	chanfree(reply);
 	close(fd);
-	free(client);
 	chanrecv(clientc, &token);
 }
 
@@ -88,7 +79,6 @@ srvinit(void)
 void
 srvthread(void*)
 {
-	Client *client;
 	char ldir[40];
 	int fd;
 	uchar token;
@@ -105,12 +95,9 @@ srvthread(void*)
 			close(fd);
 			continue;
 		}
-		client = emalloc(sizeof *client);
-		client->fd = fd;
-		if(proccreate(clientthread, client, 8192) < 0){
+		if(proccreate(clientthread, (void*)(uintptr)fd, 8192) < 0){
 			chanrecv(clientc, &token);
 			close(fd);
-			free(client);
 		}
 	}
 }