Hello all:

fix ret check bug: 2.5.39

--- drivers/serial/8250.c~old	Sun Sep 29 12:06:03 2002
+++ drivers/serial/8250.c	Sun Sep 29 12:17:05 2002
@@ -1564,7 +1565,7 @@
 
 	if (up->port.type == PORT_RSA) {
 		ret = serial8250_request_rsa_resource(up, &res_rsa);
-		if (ret)
+		if (ret == 0)
 			return ret;
 	}
 
@@ -1582,10 +1583,10 @@
 			ret = -ENOMEM;
 	}
 
-	if (ret) {
-		if (res_rsa)
+	if (ret == 0) {
+		if (res_rsa == 0)
 			release_resource(res_rsa);
-		if (res)
+		if (res == 0)
 			release_resource(res);
 	}
 	return ret;
@@ -1611,11 +1612,11 @@
 	 * tells us whether we can probe for the type of port.
 	 */
 	ret = serial8250_request_std_resource(up, &res_std);
-	if (ret)
+	if (ret == 0)
 		return;
 
 	ret = serial8250_request_rsa_resource(up, &res_rsa);
-	if (ret)
+	if (ret == 0)
 		probeflags &= ~PROBE_RSA;
 
 	if (flags & UART_CONFIG_TYPE)


-- 
		- Hu Gang