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staging: xillybus: Blank lines add/remove 

* Blank lines between a function call and its return status check were
  removed.
* Double blank lines were removed.
* Blank lines were added and removed as to silence checkpatch.pl --strict

Suggested-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Eli Billauer <eli.billauer@gmail.com>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eli Billauer 2014-09-04 17:47:57 +03:00 committed by Greg Kroah-Hartman
parent 91a2dea8f2
commit 64fa2b1bf4
2 changed files with 2 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/staging/xillybus/xillybus.h
View File

@ -146,7 +146,6 @@ struct xilly_mapping {
int direction;
};
irqreturn_t xillybus_isr(int irq, void *data);
struct xilly_endpoint *xillybus_init_endpoint(struct pci_dev *pdev,

23
drivers/staging/xillybus/xillybus_core.c
View File

@ -185,7 +185,6 @@ irqreturn_t xillybus_isr(int irq, void *data)
switch (opcode) {
case XILLYMSG_OPCODE_RELEASEBUF:
if ((msg_channel > ep->num_channels) ||
(msg_channel == 0)) {
malformed_message(ep, &buf[i]);
@ -333,7 +332,6 @@ static int xilly_get_dma_buffers(struct xilly_endpoint *ep,
this_buffer = devm_kcalloc(dev, bufnum,
sizeof(struct xilly_buffer),
GFP_KERNEL);
if (!this_buffer)
return -ENOMEM;
}
@ -365,16 +363,15 @@ static int xilly_get_dma_buffers(struct xilly_endpoint *ep,
dev,
GFP_KERNEL | __GFP_DMA32 | __GFP_ZERO,
allocorder);
if (!s->salami)
return -ENOMEM;
s->left_of_salami = allocsize;
}
rc = ep->ephw->map_single(ep, s->salami,
bytebufsize, s->direction,
&dma_addr);
if (rc)
return rc;
@ -436,14 +433,12 @@ static int xilly_setupchannels(struct xilly_endpoint *ep,
channel = devm_kcalloc(dev, ep->num_channels,
sizeof(struct xilly_channel), GFP_KERNEL);
if (!channel)
return -ENOMEM;
ep->channels = devm_kcalloc(dev, ep->num_channels + 1,
sizeof(struct xilly_channel *),
GFP_KERNEL);
if (!ep->channels)
return -ENOMEM;
@ -520,7 +515,6 @@ static int xilly_setupchannels(struct xilly_endpoint *ep,
buffers = devm_kcalloc(dev, bufnum,
sizeof(struct xilly_buffer *),
GFP_KERNEL);
if (!buffers)
return -ENOMEM;
} else {
@ -867,7 +861,6 @@ static ssize_t xillybus_read(struct file *filp, char __user *userbuf,
if (channel->wr_synchronous ||
(offsetlimit < (buf_elements - 1))) {
mutex_lock(&channel->endpoint->register_mutex);
iowrite32(offsetlimit,
@ -883,7 +876,6 @@ static ssize_t xillybus_read(struct file *filp, char __user *userbuf,
mutex_unlock(&channel->endpoint->
register_mutex);
}
}
/*
@ -894,7 +886,6 @@ static ssize_t xillybus_read(struct file *filp, char __user *userbuf,
if (!channel->wr_allow_partial ||
(no_time_left && (bytes_done == 0))) {
/*
* This do-loop will run more than once if another
* thread reasserted wr_sleepy before we got the mutex
@ -1104,7 +1095,6 @@ static int xillybus_myflush(struct xilly_channel *channel, long timeout)
if (timeout < 0)
goto done; /* Autoflush */
/*
* bufidx is now the last buffer written to (or equal to
* rd_fpga_buf_idx if buffer was never written to), and
@ -1181,7 +1171,6 @@ static void xillybus_autoflush(struct work_struct *work)
int rc;
rc = xillybus_myflush(channel, -1);
if (rc == -EINTR)
dev_warn(channel->endpoint->dev,
"Autoflush failed because work queue thread got a signal.\n");
@ -1449,7 +1438,6 @@ static int xillybus_open(struct inode *inode, struct file *filp)
channel = endpoint->channels[1 + minor - endpoint->lowest_minor];
filp->private_data = channel;
/*
* It gets complicated because:
* 1. We don't want to take a mutex we don't have to
@ -1510,7 +1498,6 @@ static int xillybus_open(struct inode *inode, struct file *filp)
goto unlock;
}
if (filp->f_mode & FMODE_READ) {
if (channel->wr_ref_count == 0) { /* First open of file */
/* Move the host to first buffer */
@ -1587,7 +1574,6 @@ static int xillybus_release(struct inode *inode, struct file *filp)
channel->rd_ref_count--;
if (channel->rd_ref_count == 0) {
/*
* We rely on the kernel calling flush()
* before we get here.
@ -1607,7 +1593,6 @@ static int xillybus_release(struct inode *inode, struct file *filp)
channel->wr_ref_count--;
if (channel->wr_ref_count == 0) {
iowrite32(1 | (channel->chan_num << 1) |
(5 << 24), /* Opcode 5, close channel */
channel->endpoint->registers +
@ -1672,6 +1657,7 @@ static int xillybus_release(struct inode *inode, struct file *filp)
return 0;
}
static loff_t xillybus_llseek(struct file *filp, loff_t offset, int whence)
{
struct xilly_channel *channel = filp->private_data;
@ -1901,7 +1887,6 @@ static void xillybus_cleanup_chrdev(struct xilly_endpoint *endpoint)
endpoint->num_channels);
}
struct xilly_endpoint *xillybus_init_endpoint(struct pci_dev *pdev,
struct device *dev,
struct xilly_endpoint_hardware
@ -2020,12 +2005,10 @@ int xillybus_endpoint_discovery(struct xilly_endpoint *endpoint)
endpoint->num_channels = 1;
rc = xilly_setupchannels(endpoint, bogus_idt, 2);
if (rc)
goto failed_idt;
rc = xilly_obtain_idt(endpoint);
if (rc)
goto failed_idt;
@ -2040,7 +2023,6 @@ int xillybus_endpoint_discovery(struct xilly_endpoint *endpoint)
rc = xilly_setupchannels(endpoint,
idt_handle.chandesc,
idt_handle.entries);
if (rc)
goto failed_idt;
@ -2054,7 +2036,6 @@ int xillybus_endpoint_discovery(struct xilly_endpoint *endpoint)
mutex_unlock(&ep_list_lock);
rc = xillybus_init_chrdev(endpoint, idt_handle.idt);
if (rc)
goto failed_chrdevs;