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can: pcan_usb: pcan_usb_fd_send_cmd(): silence compiler warning about uninitialized var

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This patch silences the compiler warning:

drivers/net/can/usb/peak_usb/pcan_usb_fd.c: In function 'pcan_usb_fd_send_cmd':
drivers/net/can/usb/peak_usb/pcan_usb_fd.c:185:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized]

by initialising the variable as 0.

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Marc Kleine-Budde 2015-04-01 11:49:59 +02:00
parent a5581ef4c2
commit 79d5eeddd7
1 changed files with 1 additions and 1 deletions
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2
drivers/net/can/usb/peak_usb/pcan_usb_fd.c
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@ -182,7 +182,7 @@ static inline void *pcan_usb_fd_cmd_buffer(struct peak_usb_device *dev)
static int pcan_usb_fd_send_cmd(struct peak_usb_device *dev, void *cmd_tail)
{
void *cmd_head = pcan_usb_fd_cmd_buffer(dev);
int err;
int err = 0;
u8 *packet_ptr;
int i, n = 1, packet_len;
ptrdiff_t cmd_len;