提交 83e80605 编写于 作者: S Sudip Mukherjee 提交者: Greg Kroah-Hartman

ppdev: remove braces

For single statement if and else blocks we do not need braces.
Signed-off-by: NSudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
上级 27f3b8a3
......@@ -134,9 +134,8 @@ static ssize_t pp_read(struct file *file, char __user *buf, size_t count,
return 0;
kbuffer = kmalloc(min_t(size_t, count, PP_BUFFER_SIZE), GFP_KERNEL);
if (!kbuffer) {
if (!kbuffer)
return -ENOMEM;
}
pport = pp->pdev->port;
mode = pport->ieee1284.mode & ~(IEEE1284_DEVICEID | IEEE1284_ADDR);
......@@ -153,17 +152,14 @@ static ssize_t pp_read(struct file *file, char __user *buf, size_t count,
int flags = 0;
size_t (*fn)(struct parport *, void *, size_t, int);
if (pp->flags & PP_W91284PIC) {
if (pp->flags & PP_W91284PIC)
flags |= PARPORT_W91284PIC;
}
if (pp->flags & PP_FASTREAD) {
if (pp->flags & PP_FASTREAD)
flags |= PARPORT_EPP_FAST;
}
if (pport->ieee1284.mode & IEEE1284_ADDR) {
if (pport->ieee1284.mode & IEEE1284_ADDR)
fn = pport->ops->epp_read_addr;
} else {
else
fn = pport->ops->epp_read_data;
}
bytes_read = (*fn)(pport, kbuffer, need, flags);
} else {
bytes_read = parport_read(pport, kbuffer, need);
......@@ -213,9 +209,9 @@ static ssize_t pp_write(struct file *file, const char __user *buf,
}
kbuffer = kmalloc(min_t(size_t, count, PP_BUFFER_SIZE), GFP_KERNEL);
if (!kbuffer) {
if (!kbuffer)
return -ENOMEM;
}
pport = pp->pdev->port;
mode = pport->ieee1284.mode & ~(IEEE1284_DEVICEID | IEEE1284_ADDR);
......@@ -246,9 +242,8 @@ static ssize_t pp_write(struct file *file, const char __user *buf,
}
if (wrote <= 0) {
if (!bytes_written) {
if (!bytes_written)
bytes_written = wrote;
}
break;
}
......@@ -370,9 +365,8 @@ static int pp_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
if (!pp->pdev) {
int err = register_device(minor, pp);
if (err) {
if (err)
return err;
}
}
ret = parport_claim_or_block(pp->pdev);
......@@ -432,29 +426,27 @@ static int pp_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
int mode;
if (pp->flags & PP_CLAIMED) {
if (pp->flags & PP_CLAIMED)
mode = pp->pdev->port->ieee1284.mode;
} else {
else
mode = pp->state.mode;
}
if (copy_to_user(argp, &mode, sizeof(mode))) {
if (copy_to_user(argp, &mode, sizeof(mode)))
return -EFAULT;
}
return 0;
}
case PPSETPHASE:
{
int phase;
if (copy_from_user(&phase, argp, sizeof(phase))) {
if (copy_from_user(&phase, argp, sizeof(phase)))
return -EFAULT;
}
/* FIXME: validate phase */
pp->state.phase = phase;
if (pp->flags & PP_CLAIMED) {
if (pp->flags & PP_CLAIMED)
pp->pdev->port->ieee1284.phase = phase;
}
return 0;
}
......@@ -462,14 +454,12 @@ static int pp_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
int phase;
if (pp->flags & PP_CLAIMED) {
if (pp->flags & PP_CLAIMED)
phase = pp->pdev->port->ieee1284.phase;
} else {
else
phase = pp->state.phase;
}
if (copy_to_user(argp, &phase, sizeof(phase))) {
if (copy_to_user(argp, &phase, sizeof(phase)))
return -EFAULT;
}
return 0;
}
case PPGETMODES:
......@@ -482,18 +472,16 @@ static int pp_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
modes = port->modes;
parport_put_port(port);
if (copy_to_user(argp, &modes, sizeof(modes))) {
if (copy_to_user(argp, &modes, sizeof(modes)))
return -EFAULT;
}
return 0;
}
case PPSETFLAGS:
{
int uflags;
if (copy_from_user(&uflags, argp, sizeof(uflags))) {
if (copy_from_user(&uflags, argp, sizeof(uflags)))
return -EFAULT;
}
pp->flags &= ~PP_FLAGMASK;
pp->flags |= (uflags & PP_FLAGMASK);
return 0;
......@@ -503,9 +491,8 @@ static int pp_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
int uflags;
uflags = pp->flags & PP_FLAGMASK;
if (copy_to_user(argp, &uflags, sizeof(uflags))) {
if (copy_to_user(argp, &uflags, sizeof(uflags)))
return -EFAULT;
}
return 0;
}
} /* end switch() */
......
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