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authorMalcolm Priestley <tvboxspy@gmail.com>2012-10-07 11:41:31 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-10-22 13:26:40 -0700
commitf20fbdf829c11c3c29ee94c0c10ec6195ac4c362 (patch)
treefe84d72d1e169bb9335b50c79f16604d251b738d /drivers
parentab1dd9963137a1e122004d5378a581bf16ae9bc8 (diff)
downloadop-kernel-dev-f20fbdf829c11c3c29ee94c0c10ec6195ac4c362.zip
op-kernel-dev-f20fbdf829c11c3c29ee94c0c10ec6195ac4c362.tar.gz
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/staging/vt6656/device.h1
-rw-r--r--drivers/staging/vt6656/firmware.c22
-rw-r--r--drivers/staging/vt6656/main_usb.c1
3 files changed, 10 insertions, 14 deletions
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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