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Groups > linux.kernel > #1332727
| From | Sudip Mukherjee <sudipm.mukherjee@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 3/8] ppdev: add missing blank line |
| Date | 2016-02-12 14:10 +0100 |
| Message-ID | <r1lDY-7r0-19@gated-at.bofh.it> (permalink) |
| References | <r1lDX-7r0-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
kernel coding style recommends a blank line after varaiable declaration.
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
---
drivers/char/ppdev.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/char/ppdev.c b/drivers/char/ppdev.c
index 8a168c4..c551c0c 100644
--- a/drivers/char/ppdev.c
+++ b/drivers/char/ppdev.c
@@ -109,6 +109,7 @@ static DEFINE_MUTEX(pp_do_mutex);
static inline void pp_enable_irq(struct pp_struct *pp)
{
struct parport *port = pp->pdev->port;
+
port->ops->enable_irq(port);
}
@@ -368,6 +369,7 @@ static int pp_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
/* Deferred device registration. */
if (!pp->pdev) {
int err = register_device(minor, pp);
+
if (err) {
return err;
}
@@ -412,6 +414,7 @@ static int pp_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case PPSETMODE:
{
int mode;
+
if (copy_from_user(&mode, argp, sizeof(mode)))
return -EFAULT;
/* FIXME: validate mode */
@@ -442,6 +445,7 @@ static int pp_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case PPSETPHASE:
{
int phase;
+
if (copy_from_user(&phase, argp, sizeof(phase))) {
return -EFAULT;
}
@@ -665,6 +669,7 @@ static int pp_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
static long pp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
long ret;
+
mutex_lock(&pp_do_mutex);
ret = pp_do_ioctl(file, cmd, arg);
mutex_unlock(&pp_do_mutex);
@@ -755,6 +760,7 @@ static int pp_release(struct inode *inode, struct file *file)
if (pp->pdev) {
const char *name = pp->pdev->name;
+
parport_unregister_device(pp->pdev);
kfree(name);
pp->pdev = NULL;
--
1.9.1
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[PATCH 1/8] ppdev: space prohibited between function name and parenthesis Sudip Mukherjee <sudipm.mukherjee@gmail.com> - 2016-02-12 14:10 +0100 [PATCH 2/8] ppdev: remove whitespace around pointers Sudip Mukherjee <sudipm.mukherjee@gmail.com> - 2016-02-12 14:10 +0100 [PATCH 3/8] ppdev: add missing blank line Sudip Mukherjee <sudipm.mukherjee@gmail.com> - 2016-02-12 14:10 +0100 [PATCH 5/8] ppdev: fix parenthesis alignment Sudip Mukherjee <sudipm.mukherjee@gmail.com> - 2016-02-12 14:10 +0100
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