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Message-Id: <1445956957-13607-10-git-send-email-sudipm.mukherjee@gmail.com>
Date: Tue, 27 Oct 2015 20:12:35 +0530
From: Sudip Mukherjee <sudipm.mukherjee@...il.com>
To: gregkh@...uxfoundation.org
Cc: linux-kernel@...r.kernel.org,
Sudip Mukherjee <sudip@...torindia.org>
Subject: [PATCH 09/11] parport: change style of NULL comparison
From: Sudip Mukherjee <sudip@...torindia.org>
checkpatch was complaining about NULL comparisons.
Signed-off-by: Sudip Mukherjee <sudip@...torindia.org>
---
drivers/parport/share.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/parport/share.c b/drivers/parport/share.c
index 441333b..ccd7df4 100644
--- a/drivers/parport/share.c
+++ b/drivers/parport/share.c
@@ -738,11 +738,11 @@ parport_register_device(struct parport *port, const char *name,
parport_get_port (port);
tmp = kmalloc(sizeof(struct pardevice), GFP_KERNEL);
- if (tmp == NULL)
+ if (!tmp)
goto out;
tmp->state = kmalloc(sizeof(struct parport_state), GFP_KERNEL);
- if (tmp->state == NULL)
+ if (!tmp->state)
goto out_free_pardevice;
tmp->name = name;
@@ -971,7 +971,7 @@ void parport_unregister_device(struct pardevice *dev)
struct parport *port;
#ifdef PARPORT_PARANOID
- if (dev == NULL) {
+ if (!dev) {
printk(KERN_ERR "parport_unregister_device: passed NULL\n");
return;
}
@@ -1345,7 +1345,7 @@ void parport_release(struct pardevice *dev)
* interested in being woken up. (Note: no locking required)
*/
/* !!! LOCKING IS NEEDED HERE */
- for (pd = port->devices; (port->cad == NULL) && pd; pd = pd->next) {
+ for (pd = port->devices; !port->cad && pd; pd = pd->next) {
if (pd->wakeup && pd != dev)
pd->wakeup(pd->private);
}
--
1.9.1
--
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