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can: remove unused variable

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these variable were only assigned some values, but then never
reused again.
so they are safe to be removed.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Sudip Mukherjee 2014-11-18 19:17:06 +05:30 committed by Marc Kleine-Budde
parent efbd50d2f6
commit 4e2061b1e1
3 changed files with 2 additions and 8 deletions
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5
drivers/net/can/sja1000/kvaser_pci.c
View File

@ -214,7 +214,7 @@ static int kvaser_pci_add_chan(struct pci_dev *pdev, int channel,
struct net_device *dev;
struct sja1000_priv *priv;
struct kvaser_pci *board;
int err, init_step;
int err;
dev = alloc_sja1000dev(sizeof(struct kvaser_pci));
if (dev == NULL)
@ -235,7 +235,6 @@ static int kvaser_pci_add_chan(struct pci_dev *pdev, int channel,
if (channel == 0) {
board->xilinx_ver =
ioread8(board->res_addr + XILINX_VERINT) >> 4;
init_step = 2;
/* Assert PTADR# - we're in passive mode so the other bits are
not important */
@ -264,8 +263,6 @@ static int kvaser_pci_add_chan(struct pci_dev *pdev, int channel,
priv->irq_flags = IRQF_SHARED;
dev->irq = pdev->irq;
init_step = 4;
dev_info(&pdev->dev, "reg_base=%p conf_addr=%p irq=%d\n",
priv->reg_base, board->conf_addr, dev->irq);

3
drivers/net/can/usb/ems_usb.c
View File

@ -434,10 +434,9 @@ static void ems_usb_read_bulk_callback(struct urb *urb)
if (urb->actual_length > CPC_HEADER_SIZE) {
struct ems_cpc_msg *msg;
u8 *ibuf = urb->transfer_buffer;
u8 msg_count, again, start;
u8 msg_count, start;
msg_count = ibuf[0] & ~0x80;
again = ibuf[0] & 0x80;
start = CPC_HEADER_SIZE;

2
drivers/net/can/usb/esd_usb2.c
View File

@ -464,7 +464,6 @@ static void esd_usb2_write_bulk_callback(struct urb *urb)
{
struct esd_tx_urb_context *context = urb->context;
struct esd_usb2_net_priv *priv;
struct esd_usb2 *dev;
struct net_device *netdev;
size_t size = sizeof(struct esd_usb2_msg);
@ -472,7 +471,6 @@ static void esd_usb2_write_bulk_callback(struct urb *urb)
priv = context->priv;
netdev = priv->netdev;
dev = priv->usb2;
/* free up our allocated buffer */
usb_free_coherent(urb->dev, size,