diff options
| -rw-r--r-- | drivers/staging/comedi/drivers/usbduxsigma.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c index d066351a71b2..a728c8fc32a2 100644 --- a/drivers/staging/comedi/drivers/usbduxsigma.c +++ b/drivers/staging/comedi/drivers/usbduxsigma.c @@ -681,7 +681,11 @@ static void usbduxsub_ao_IsocIrq(struct urb *urb) static int usbduxsub_start(struct usbduxsub *usbduxsub) { int errcode = 0; - uint8_t local_transfer_buffer[16]; + uint8_t *local_transfer_buffer; + + local_transfer_buffer = kmalloc(16, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to zero */ local_transfer_buffer[0] = 0; @@ -702,19 +706,22 @@ static int usbduxsub_start(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) { + if (errcode < 0) dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (start)\n"); - return errcode; - } - return 0; + + kfree(local_transfer_buffer); + return errcode; } static int usbduxsub_stop(struct usbduxsub *usbduxsub) { int errcode = 0; + uint8_t *local_transfer_buffer; - uint8_t local_transfer_buffer[16]; + local_transfer_buffer = kmalloc(16, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to one */ local_transfer_buffer[0] = 1; @@ -732,12 +739,12 @@ static int usbduxsub_stop(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) { + if (errcode < 0) dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (stop)\n"); - return errcode; - } - return 0; + + kfree(local_transfer_buffer); + return errcode; } static int usbduxsub_upload(struct usbduxsub *usbduxsub, |