| Server IP : 138.197.107.151 / Your IP : 216.73.217.7 Web Server : Apache/2.4.58 (Ubuntu) System : Linux BloxBy-Builder 6.8.0-71-generic #71-Ubuntu SMP PREEMPT_DYNAMIC Tue Jul 22 16:52:38 UTC 2025 x86_64 User : wpbetasites_mrakzqskir ( 1022) PHP Version : 8.3.6 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /usr/src/linux-headers-6.8.0-138-generic/scripts/coccinelle/free/ |
Upload File : |
// SPDX-License-Identifier: GPL-2.0-only
/// Since commit b37a46683739 ("netdevice: add the case if dev is NULL"),
/// NULL check before dev_{put, hold} functions is not needed.
///
/// Based on ifnullfree.cocci by Fabian Frederick.
///
// Copyright: (C) 2022 Ziyang Xuan.
// Comments: -
// Options: --no-includes --include-headers
// Version min: 5.15
virtual patch
virtual org
virtual report
virtual context
@r2 depends on patch@
expression E;
@@
- if (E != NULL)
(
__dev_put(E);
|
dev_put(E);
|
dev_put_track(E, ...);
|
__dev_hold(E);
|
dev_hold(E);
|
dev_hold_track(E, ...);
)
@r depends on context || report || org @
expression E;
position p;
@@
* if (E != NULL)
* \(__dev_put@p\|dev_put@p\|dev_put_track@p\|__dev_hold@p\|dev_hold@p\|
* dev_hold_track@p\)(E, ...);
@script:python depends on org@
p << r.p;
@@
cocci.print_main("NULL check before dev_{put, hold} functions is not needed", p)
@script:python depends on report@
p << r.p;
@@
msg = "WARNING: NULL check before dev_{put, hold} functions is not needed."
coccilib.report.print_report(p[0], msg)