From f20fbdf829c11c3c29ee94c0c10ec6195ac4c362 Mon Sep 17 00:00:00 2001
From: Malcolm Priestley <tvboxspy@gmail.com>
Date: Sun, 7 Oct 2012 11:41:31 +0100
Subject: staging: vt6656: Keep firmware loading local and release firware.

Firmware is retained unreleased for the entire duration of the
driver.

When done release firmware and if the need be request firmware again.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/staging/vt6656/device.h   |  1 -
 drivers/staging/vt6656/firmware.c | 22 ++++++++++------------
 drivers/staging/vt6656/main_usb.c |  1 -
 3 files changed, 10 insertions(+), 14 deletions(-)

(limited to 'drivers')

diff --git a/drivers/staging/vt6656/device.h b/drivers/staging/vt6656/device.h
index 6370d103..8d9b9c1 100644
--- a/drivers/staging/vt6656/device.h
+++ b/drivers/staging/vt6656/device.h
@@ -418,7 +418,6 @@ typedef struct __device_info {
     struct net_device*          dev;
     struct net_device_stats     stats;
 
-    const struct firmware	*firmware;
 
     OPTIONS                     sOpts;
 
diff --git a/drivers/staging/vt6656/firmware.c b/drivers/staging/vt6656/firmware.c
index 8c8126a..8831ea0 100644
--- a/drivers/staging/vt6656/firmware.c
+++ b/drivers/staging/vt6656/firmware.c
@@ -61,28 +61,24 @@ FIRMWAREbDownload(
      PSDevice pDevice
     )
 {
+	struct device *dev = &pDevice->usb->dev;
 	const struct firmware *fw;
 	int NdisStatus;
 	void *pBuffer = NULL;
 	BOOL result = FALSE;
 	u16 wLength;
-	int ii;
+	int ii, rc;
+
 
 	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Download firmware\n");
 	spin_unlock_irq(&pDevice->lock);
 
-	if (!pDevice->firmware) {
-		struct device *dev = &pDevice->usb->dev;
-		int rc;
-
-		rc = request_firmware(&pDevice->firmware, FIRMWARE_NAME, dev);
-		if (rc) {
-			dev_err(dev, "firmware file %s request failed (%d)\n",
-				FIRMWARE_NAME, rc);
+	rc = request_firmware(&fw, FIRMWARE_NAME, dev);
+	if (rc) {
+		dev_err(dev, "firmware file %s request failed (%d)\n",
+			FIRMWARE_NAME, rc);
 			goto out;
-		}
 	}
-	fw = pDevice->firmware;
 
 	pBuffer = kmalloc(FIRMWARE_CHUNK_SIZE, GFP_KERNEL);
 	if (!pBuffer)
@@ -103,10 +99,12 @@ FIRMWAREbDownload(
 		DBG_PRT(MSG_LEVEL_DEBUG,
 			KERN_INFO"Download firmware...%d %zu\n", ii, fw->size);
 		if (NdisStatus != STATUS_SUCCESS)
-			goto out;
+			goto free_fw;
         }
 
 	result = TRUE;
+free_fw:
+	release_firmware(fw);
 
 out:
 	kfree(pBuffer);
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index ad422de..d402df9 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -1219,7 +1219,6 @@ static void __devexit vt6656_disconnect(struct usb_interface *intf)
 	}
 
 	device_release_WPADEV(device);
-	release_firmware(device->firmware);
 
 	usb_set_intfdata(intf, NULL);
 	usb_put_dev(interface_to_usbdev(intf));
-- 
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