Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab...
[linux-2.6.git] / drivers / media / dvb / dvb-usb / dw2102.c
index d312323..058b231 100644 (file)
@@ -121,12 +121,16 @@ static int dw210x_op_rw(struct usb_device *dev, u8 request, u16 value,
                        u16 index, u8 * data, u16 len, int flags)
 {
        int ret;
-       u8 u8buf[len];
-
+       u8 *u8buf;
        unsigned int pipe = (flags == DW210X_READ_MSG) ?
                                usb_rcvctrlpipe(dev, 0) : usb_sndctrlpipe(dev, 0);
        u8 request_type = (flags == DW210X_READ_MSG) ? USB_DIR_IN : USB_DIR_OUT;
 
+       u8buf = kmalloc(len, GFP_KERNEL);
+       if (!u8buf)
+               return -ENOMEM;
+
+
        if (flags == DW210X_WRITE_MSG)
                memcpy(u8buf, data, len);
        ret = usb_control_msg(dev, pipe, request, request_type | USB_TYPE_VENDOR,
@@ -134,6 +138,8 @@ static int dw210x_op_rw(struct usb_device *dev, u8 request, u16 value,
 
        if (flags == DW210X_READ_MSG)
                memcpy(data, u8buf, len);
+
+       kfree(u8buf);
        return ret;
 }