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✏️ /usr/src/linux-headers-6.8.0-124/scripts/coccinelle/api/resource_size.cocci

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// SPDX-License-Identifier: GPL-2.0-only
///
/// Use resource_size function on resource object
/// instead of explicit computation.
///
//  Confidence: High
//  Copyright: (C) 2009, 2010 Nicolas Palix, DIKU.
//  Copyright: (C) 2009, 2010 Julia Lawall, DIKU.
//  Copyright: (C) 2009, 2010 Gilles Muller, INRIA/LiP6.
//  URL: https://coccinelle.gitlabpages.inria.fr/website
//  Options:
//
//  Keywords: resource_size
//  Version min: 2.6.27 resource_size
//

virtual context
virtual patch
virtual org
virtual report

//----------------------------------------------------------
//  For context mode
//----------------------------------------------------------

@r_context depends on context && !patch && !org@
struct resource *res;
@@

* (res->end - res->start) + 1

//----------------------------------------------------------
//  For patch mode
//----------------------------------------------------------

@r_patch depends on !context && patch && !org@
struct resource *res;
@@

- (res->end - res->start) + 1
+ resource_size(res)

//----------------------------------------------------------
//  For org mode
//----------------------------------------------------------

@r_org depends on !context && !patch && (org || report)@
struct resource *res;
position p;
@@

(res->end@p - res->start) + 1

@rbad_org depends on !context && !patch && (org || report)@
struct resource *res;
position p != r_org.p;
@@

res->end@p - res->start

@script:python depends on org@
p << r_org.p;
x << r_org.res;
@@

msg="ERROR with %s" % (x)
msg_safe=msg.replace("[","@(").replace("]",")")
coccilib.org.print_todo(p[0], msg_safe)

@script:python depends on report@
p << r_org.p;
x << r_org.res;
@@

msg="ERROR: Missing resource_size with %s" % (x)
coccilib.report.print_report(p[0], msg)

@script:python depends on org@
p << rbad_org.p;
x << rbad_org.res;
@@

msg="WARNING with %s" % (x)
msg_safe=msg.replace("[","@(").replace("]",")")
coccilib.org.print_todo(p[0], msg_safe)

@script:python depends on report@
p << rbad_org.p;
x << rbad_org.res;
@@

msg="WARNING: Suspicious code. resource_size is maybe missing with %s" % (x)
coccilib.report.print_report(p[0], msg)

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⬅ coccinelle 19 item

Nama	Tipe	Ukuran	Diubah	Perm	Aksi
📁 alloc	dir	—	15/06/26 13:45	0755	📂
📄 atomic_as_refcounter.cocci	cocci	2.3 KB	10/03/24 20:38	0644	✏️ ⬇
📄 check_bq27xxx_data.cocci	cocci	3.5 KB	10/03/24 20:38	0644	✏️ ⬇
📄 d_find_alias.cocci	cocci	1.3 KB	10/03/24 20:38	0644	✏️ ⬇
📄 device_attr_show.cocci	cocci	1.1 KB	26/05/26 09:55	0644	✏️ ⬇
📄 err_cast.cocci	cocci	1.1 KB	10/03/24 20:38	0644	✏️ ⬇
📄 kfree_mismatch.cocci	cocci	5.6 KB	10/03/24 20:38	0644	✏️ ⬇
📄 kfree_sensitive.cocci	cocci	1.9 KB	10/03/24 20:38	0644	✏️ ⬇
📄 kstrdup.cocci	cocci	2.4 KB	10/03/24 20:38	0644	✏️ ⬇
📄 kvmalloc.cocci	cocci	6.1 KB	10/03/24 20:38	0644	✏️ ⬇
📄 memdup.cocci	cocci	1.4 KB	10/03/24 20:38	0644	✏️ ⬇
📄 memdup_user.cocci	cocci	2.6 KB	10/03/24 20:38	0644	✏️ ⬇
📄 platform_get_irq.cocci	cocci	1.2 KB	10/03/24 20:38	0644	✏️ ⬇
📄 platform_no_drv_owner.cocci	cocci	3.8 KB	10/03/24 20:38	0644	✏️ ⬇
📄 pm_runtime.cocci	cocci	2.4 KB	10/03/24 20:38	0644	✏️ ⬇
📄 resource_size.cocci	cocci	2.1 KB	10/03/24 20:38	0644	✏️ ⬇
📄 simple_open.cocci	cocci	1.2 KB	10/03/24 20:38	0644	✏️ ⬇
📄 stream_open.cocci	cocci	7.7 KB	10/03/24 20:38	0644	✏️ ⬇
📄 vma_pages.cocci	cocci	1.5 KB	10/03/24 20:38	0644	✏️ ⬇

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