diff options
| -rw-r--r-- | drivers/usb/atm/ueagle-atm.c | 10 | ||||
| -rw-r--r-- | drivers/usb/misc/emi26.c | 3 | ||||
| -rw-r--r-- | drivers/usb/misc/emi62.c | 3 | ||||
| -rw-r--r-- | drivers/usb/serial/ezusb.c | 3 | ||||
| -rw-r--r-- | drivers/usb/serial/ipw.c | 3 |
5 files changed, 7 insertions, 15 deletions
diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c index f6b9f7e1f716..c137c041f7a4 100644 --- a/drivers/usb/atm/ueagle-atm.c +++ b/drivers/usb/atm/ueagle-atm.c @@ -401,9 +401,8 @@ static int uea_send_modem_cmd(struct usb_device *usb, int ret = -ENOMEM; u8 *xfer_buff; - xfer_buff = kmalloc(size, GFP_KERNEL); + xfer_buff = kmemdup(buff, size, GFP_KERNEL); if (xfer_buff) { - memcpy(xfer_buff, buff, size); ret = usb_control_msg(usb, usb_sndctrlpipe(usb, 0), LOAD_INTERNAL, @@ -595,14 +594,12 @@ static int uea_idma_write(struct uea_softc *sc, void *data, u32 size) u8 *xfer_buff; int bytes_read; - xfer_buff = kmalloc(size, GFP_KERNEL); + xfer_buff = kmemdup(data, size, GFP_KERNEL); if (!xfer_buff) { uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n"); return ret; } - memcpy(xfer_buff, data, size); - ret = usb_bulk_msg(sc->usb_dev, usb_sndbulkpipe(sc->usb_dev, UEA_IDMA_PIPE), xfer_buff, size, &bytes_read, BULK_TIMEOUT); @@ -765,12 +762,11 @@ static int uea_request(struct uea_softc *sc, u8 *xfer_buff; int ret = -ENOMEM; - xfer_buff = kmalloc(size, GFP_KERNEL); + xfer_buff = kmemdup(data, size, GFP_KERNEL); if (!xfer_buff) { uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n"); return ret; } - memcpy(xfer_buff, data, size); ret = usb_control_msg(sc->usb_dev, usb_sndctrlpipe(sc->usb_dev, 0), UCDC_SEND_ENCAPSULATED_COMMAND, diff --git a/drivers/usb/misc/emi26.c b/drivers/usb/misc/emi26.c index 1fd9cb85f4ca..5c0a26cbd128 100644 --- a/drivers/usb/misc/emi26.c +++ b/drivers/usb/misc/emi26.c @@ -53,13 +53,12 @@ static void __exit emi26_exit (void); static int emi26_writememory (struct usb_device *dev, int address, unsigned char *data, int length, __u8 request) { int result; - unsigned char *buffer = kmalloc (length, GFP_KERNEL); + unsigned char *buffer = kmemdup(data, length, GFP_KERNEL); if (!buffer) { err("emi26: kmalloc(%d) failed.", length); return -ENOMEM; } - memcpy (buffer, data, length); /* Note: usb_control_msg returns negative value on error or length of the * data that was written! */ result = usb_control_msg (dev, usb_sndctrlpipe(dev, 0), request, 0x40, address, 0, buffer, length, 300); diff --git a/drivers/usb/misc/emi62.c b/drivers/usb/misc/emi62.c index fe351371f274..23153eac0dfa 100644 --- a/drivers/usb/misc/emi62.c +++ b/drivers/usb/misc/emi62.c @@ -61,13 +61,12 @@ static void __exit emi62_exit (void); static int emi62_writememory (struct usb_device *dev, int address, unsigned char *data, int length, __u8 request) { int result; - unsigned char *buffer = kmalloc (length, GFP_KERNEL); + unsigned char *buffer = kmemdup(data, length, GFP_KERNEL); if (!buffer) { err("emi62: kmalloc(%d) failed.", length); return -ENOMEM; } - memcpy (buffer, data, length); /* Note: usb_control_msg returns negative value on error or length of the * data that was written! */ result = usb_control_msg (dev, usb_sndctrlpipe(dev, 0), request, 0x40, address, 0, buffer, length, 300); diff --git a/drivers/usb/serial/ezusb.c b/drivers/usb/serial/ezusb.c index 5169c2d154ab..97ee718b1da2 100644 --- a/drivers/usb/serial/ezusb.c +++ b/drivers/usb/serial/ezusb.c @@ -31,12 +31,11 @@ int ezusb_writememory (struct usb_serial *serial, int address, unsigned char *da return -ENODEV; } - transfer_buffer = kmalloc (length, GFP_KERNEL); + transfer_buffer = kmemdup(data, length, GFP_KERNEL); if (!transfer_buffer) { dev_err(&serial->dev->dev, "%s - kmalloc(%d) failed.\n", __FUNCTION__, length); return -ENOMEM; } - memcpy (transfer_buffer, data, length); result = usb_control_msg (serial->dev, usb_sndctrlpipe(serial->dev, 0), bRequest, 0x40, address, 0, transfer_buffer, length, 3000); kfree (transfer_buffer); return result; diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c index 2a4bb66691ad..d3b9a351cef8 100644 --- a/drivers/usb/serial/ipw.c +++ b/drivers/usb/serial/ipw.c @@ -206,10 +206,9 @@ static int ipw_open(struct usb_serial_port *port, struct file *filp) dbg("%s", __FUNCTION__); - buf_flow_init = kmalloc(16, GFP_KERNEL); + buf_flow_init = kmemdup(buf_flow_static, 16, GFP_KERNEL); if (!buf_flow_init) return -ENOMEM; - memcpy(buf_flow_init, buf_flow_static, 16); if (port->tty) port->tty->low_latency = 1; |