4 files changed, 31 insertions, 22 deletions

diff --git a/drivers/media/dvb/dvb-usb/cxusb.c b/drivers/media/dvb/dvb-usb/cxusb.c
index 720fcd1c3c1..0286156704f 100644
--- a/drivers/media/dvb/dvb-usb/cxusb.c
+++ b/drivers/media/dvb/dvb-usb/cxusb.c
@@ -24,6 +24,7 @@
  * see Documentation/dvb/README.dvb-usb for more information
  */
 #include <media/tuner.h>
+#include <linux/vmalloc.h>
 
 #include "cxusb.h"
 
@@ -700,12 +701,26 @@ static int bluebird_patch_dvico_firmware_download(struct usb_device *udev,
 
 		if (fw->data[idoff] == (USB_VID_DVICO & 0xff) &&
 		    fw->data[idoff + 1] == USB_VID_DVICO >> 8) {
-			fw->data[idoff + 2] =
+			struct firmware new_fw;
+			u8 *new_fw_data = vmalloc(fw->size);
+			int ret;
+
+			if (!new_fw_data)
+				return -ENOMEM;
+
+			memcpy(new_fw_data, fw->data, fw->size);
+			new_fw.size = fw->size;
+			new_fw.data = new_fw_data;
+
+			new_fw_data[idoff + 2] =
 				le16_to_cpu(udev->descriptor.idProduct) + 1;
-			fw->data[idoff + 3] =
+			new_fw_data[idoff + 3] =
 				le16_to_cpu(udev->descriptor.idProduct) >> 8;
 
-			return usb_cypress_load_firmware(udev, fw, CYPRESS_FX2);
+			ret = usb_cypress_load_firmware(udev, &new_fw,
+							CYPRESS_FX2);
+			vfree(new_fw_data);
+			return ret;
 		}
 	}
 
diff --git a/drivers/media/dvb/dvb-usb/gl861.c b/drivers/media/dvb/dvb-usb/gl861.c
index 0a8ac64a4e3..037f7ffb47b 100644
--- a/drivers/media/dvb/dvb-usb/gl861.c
+++ b/drivers/media/dvb/dvb-usb/gl861.c
@@ -47,6 +47,8 @@ static int gl861_i2c_msg(struct dvb_usb_device *d, u8 addr,
 		return -EINVAL;
 	}
 
+	msleep(1); /* avoid I2C errors */
+
 	return usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0), req, type,
 			       value, index, rbuf, rlen, 2000);
 }
@@ -92,16 +94,6 @@ static struct i2c_algorithm gl861_i2c_algo = {
 };
 
 /* Callbacks for DVB USB */
-static int gl861_identify_state(struct usb_device *udev,
-				struct dvb_usb_device_properties *props,
-				struct dvb_usb_device_description **desc,
-				int *cold)
-{
-	*cold = 0;
-
-	return 0;
-}
-
 static struct zl10353_config gl861_zl10353_config = {
 	.demod_address = 0x0f,
 	.no_tuner = 1,
@@ -172,7 +164,6 @@ static struct dvb_usb_device_properties gl861_properties = {
 
 	.size_of_priv     = 0,
 
-	.identify_state   = gl861_identify_state,
 	.num_adapters = 1,
 	.adapter = {{
 
@@ -194,13 +185,15 @@ static struct dvb_usb_device_properties gl861_properties = {
 
 	.num_device_descs = 2,
 	.devices = {
-		{   "MSI Mega Sky 55801 DVB-T USB2.0",
-			{ &gl861_table[0], NULL },
-			{ NULL },
+		{
+			.name = "MSI Mega Sky 55801 DVB-T USB2.0",
+			.cold_ids = { NULL },
+			.warm_ids = { &gl861_table[0], NULL },
 		},
-		{   "A-LINK DTU DVB-T USB2.0",
-			{ &gl861_table[1], NULL },
-			{ NULL },
+		{
+			.name = "A-LINK DTU DVB-T USB2.0",
+			.cold_ids = { NULL },
+			.warm_ids = { &gl861_table[1], NULL },
 		},
 	}
 };
diff --git a/drivers/media/dvb/dvb-usb/gp8psk.c b/drivers/media/dvb/dvb-usb/gp8psk.c
index 2653120673b..d965a923f39 100644
--- a/drivers/media/dvb/dvb-usb/gp8psk.c
+++ b/drivers/media/dvb/dvb-usb/gp8psk.c
@@ -86,7 +86,8 @@ static int gp8psk_load_bcm4500fw(struct dvb_usb_device *d)
 {
 	int ret;
 	const struct firmware *fw = NULL;
-	u8 *ptr, *buf;
+	const u8 *ptr;
+	u8 *buf;
 	if ((ret = request_firmware(&fw, bcm4500_firmware,
 					&d->udev->dev)) != 0) {
 		err("did not find the bcm4500 firmware file. (%s) "
diff --git a/drivers/media/dvb/dvb-usb/umt-010.c b/drivers/media/dvb/dvb-usb/umt-010.c
index 9e7653bb3b6..118aab1a3e5 100644
--- a/drivers/media/dvb/dvb-usb/umt-010.c
+++ b/drivers/media/dvb/dvb-usb/umt-010.c
@@ -107,7 +107,7 @@ static struct dvb_usb_device_properties umt_properties = {
 			/* parameter for the MPEG2-data transfer */
 			.stream = {
 				.type = USB_BULK,
-				.count = 20,
+				.count = MAX_NO_URBS_FOR_DATA_STREAM,
 				.endpoint = 0x06,
 				.u = {
 					.bulk = {