mirror of
https://github.com/torvalds/linux.git
synced 2024-12-26 21:02:19 +00:00
93f1446849
spatch has changed its option scheme. E.g., --no_show_diff is now --no-show-diff This patch updates: - scripts/coccicheck - Semantic patches under scripts/coccinelle/ Signed-off-by: Nicolas Palix <nicolas.palix@imag.fr> Signed-off-by: Michal Marek <mmarek@suse.cz>
49 lines
1.2 KiB
Plaintext
49 lines
1.2 KiB
Plaintext
/// The various basic memory allocation functions don't return ERR_PTR
|
|
///
|
|
// Confidence: High
|
|
// Copyright: (C) 2010-2012 Nicolas Palix. GPLv2.
|
|
// Copyright: (C) 2010-2012 Julia Lawall, INRIA/LIP6. GPLv2.
|
|
// Copyright: (C) 2010-2012 Gilles Muller, INRIA/LiP6. GPLv2.
|
|
// URL: http://coccinelle.lip6.fr/
|
|
// Comments:
|
|
// Options: --no-includes --include-headers
|
|
|
|
virtual patch
|
|
virtual context
|
|
virtual org
|
|
virtual report
|
|
|
|
@depends on patch@
|
|
expression x,E;
|
|
@@
|
|
|
|
x = \(kmalloc\|kzalloc\|kcalloc\|kmem_cache_alloc\|kmem_cache_zalloc\|kmem_cache_alloc_node\|kmalloc_node\|kzalloc_node\)(...)
|
|
... when != x = E
|
|
- IS_ERR(x)
|
|
+ !x
|
|
|
|
@r depends on !patch exists@
|
|
expression x,E;
|
|
position p1,p2;
|
|
@@
|
|
|
|
*x = \(kmalloc@p1\|kzalloc@p1\|kcalloc@p1\|kmem_cache_alloc@p1\|kmem_cache_zalloc@p1\|kmem_cache_alloc_node@p1\|kmalloc_node@p1\|kzalloc_node@p1\)(...)
|
|
... when != x = E
|
|
* IS_ERR@p2(x)
|
|
|
|
@script:python depends on org@
|
|
p1 << r.p1;
|
|
p2 << r.p2;
|
|
@@
|
|
|
|
cocci.print_main("alloc call",p1)
|
|
cocci.print_secs("IS_ERR that should be NULL tests",p2)
|
|
|
|
@script:python depends on report@
|
|
p1 << r.p1;
|
|
p2 << r.p2;
|
|
@@
|
|
|
|
msg = "ERROR: allocation function on line %s returns NULL not ERR_PTR on failure" % (p1[0].line)
|
|
coccilib.report.print_report(p2[0], msg)
|