summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorDevendra Naga <devendra.aaru@gmail.com>2012-09-20 12:10:57 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-09-21 08:56:41 -0700
commitbae95b09076abeecd193a8efbc34c00f4309d3f6 (patch)
treea2d5c844361b5afde35239b521052486f2a4d4ad
parent2341111f6dcfad5f81d3de21acc43c97ce56ec60 (diff)
downloadop-kernel-dev-bae95b09076abeecd193a8efbc34c00f4309d3f6.zip
op-kernel-dev-bae95b09076abeecd193a8efbc34c00f4309d3f6.tar.gz
staging:ced1401: remove read write callbacks from fops
As the driver says that read and writes should not be performed and instead the user to kernel transactions are performed through ioctl interface, remove these functions as they are not required Signed-off-by: Devendra Naga <devendra.aaru@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/staging/ced1401/usb1401.c20
1 files changed, 0 insertions, 20 deletions
diff --git a/drivers/staging/ced1401/usb1401.c b/drivers/staging/ced1401/usb1401.c
index 59d69b4..6ba0ef6 100644
--- a/drivers/staging/ced1401/usb1401.c
+++ b/drivers/staging/ced1401/usb1401.c
@@ -261,24 +261,6 @@ static int ced_flush(struct file *file, fl_owner_t id)
return res;
}
-static ssize_t ced_read(struct file *file, char *buffer, size_t count,
- loff_t * ppos)
-{
- DEVICE_EXTENSION *pdx = file->private_data;
- dev_err(&pdx->interface->dev, "%s called: use ioctl for cedusb",
- __func__);
- return 0; // as we do not do reads this way
-}
-
-static ssize_t ced_write(struct file *file, const char *user_buffer,
- size_t count, loff_t * ppos)
-{
- DEVICE_EXTENSION *pdx = file->private_data;
- dev_err(&pdx->interface->dev, "%s called: use ioctl for cedusb",
- __func__);
- return 0;
-}
-
/***************************************************************************
** CanAcceptIoRequests
** If the device is removed, interface is set NULL. We also clear our pointer
@@ -1402,8 +1384,6 @@ static int ced_ioctl(struct inode *node, struct file *file, unsigned int cmd,
static const struct file_operations ced_fops = {
.owner = THIS_MODULE,
- .read = ced_read,
- .write = ced_write,
.open = ced_open,
.release = ced_release,
.flush = ced_flush,
OpenPOWER on IntegriCloud