patch-2.4.26 linux-2.4.26/drivers/usb/serial/pl2303.c

• Lines: 29
• Date: 2004-04-14 06:05:35.000000000 -0700
• Orig file: linux-2.4.25/drivers/usb/serial/pl2303.c
• Orig date: 2004-02-18 05:36:31.000000000 -0800

diff -urN linux-2.4.25/drivers/usb/serial/pl2303.c linux-2.4.26/drivers/usb/serial/pl2303.c
@@ -390,7 +390,7 @@
 {
 	struct termios tmp_termios;
 	struct usb_serial *serial = port->serial;
-	unsigned char buf[10];
+	unsigned char *buf;
 	int result;
 
 	if (port_paranoia_check (port, __FUNCTION__))
@@ -401,6 +401,10 @@
 	usb_clear_halt(serial->dev, port->write_urb->pipe);
 	usb_clear_halt(serial->dev, port->read_urb->pipe);
 
+	buf = kmalloc(10, GFP_KERNEL);
+	if (buf==NULL)
+		return -ENOMEM;
+
 #define FISH(a,b,c,d)								\
 	result=usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev,0),	\
 			       b, a, c, d, buf, 1, 100);			\
@@ -420,6 +424,8 @@
 	FISH (VENDOR_READ_REQUEST_TYPE, VENDOR_READ_REQUEST, 0x8484, 0);
 	FISH (VENDOR_READ_REQUEST_TYPE, VENDOR_READ_REQUEST, 0x8383, 0);
 
+	kfree(buf);
+
 	/* Setup termios */
 	if (port->tty) {
 		pl2303_set_termios (port, &tmp_termios);