linux-kernel - [PATCH 1/1] coccinelle: misc: Semantic patch to find attempts at comparing struct clk pointers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:	Fri, 6 Feb 2015 10:34:50 +0100
From:	Quentin Lambert <lambert.quentin@...il.com>
To:	Julia Lawall <Julia.Lawall@...6.fr>,
	Gilles Muller <Gilles.Muller@...6.fr>,
	Nicolas Palix <nicolas.palix@...g.fr>,
	Michal Marek <mmarek@...e.cz>
Cc:	linux-kernel@...r.kernel.org, cocci@...teme.lip6.fr
Subject: [PATCH 1/1] coccinelle: misc: Semantic patch to find attempts at
 comparing struct clk pointers

This semantic patches find instances where struct clk pointers are compared.

This was proposed by Stephen Boyd.

Signed-off-by: Quentin Lambert <lambert.quentin@...il.com>
---

 This patch was discussed in this thread:
 https://lkml.org/lkml/2015/2/2/629

 scripts/coccinelle/misc/structclk.cocci | 44 +++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 scripts/coccinelle/misc/structclk.cocci

diff --git a/scripts/coccinelle/misc/structclk.cocci b/scripts/coccinelle/misc/structclk.cocci
new file mode 100644
index 0000000..0307d34
--- /dev/null
+++ b/scripts/coccinelle/misc/structclk.cocci
@@ -0,0 +1,44 @@
+/// Find any attempt to compare struct clk pointers.
+///
+// Confidence: High
+// Copyright: (C) 2015 Quentin Lambert, INRIA/LiP6. GPLv2
+// URL: http://coccinelle.lip6.fr/
+// Options: --recursive-includes --relax-include-path
+// Options: --include-headers-for-types
+
+virtual context
+virtual org
+virtual report
+
+
+// ----------------------------------------------------------------------------
+
+@...parison depends on context || org || report@
+struct clk *x1, x2;
+position j0;
+@@
+
+(
+*  x1@j0 == x2
+|
+*  x1@j0 != x2
+)
+
+// ----------------------------------------------------------------------------
+
+@...ipt:python comparison_org depends on org@
+j0 << comparison.j0;
+@@
+
+msg = "WARNING trying to compare struct clk pointers."
+coccilib.org.print_todo(j0[0], msg)
+
+// ----------------------------------------------------------------------------
+
+@...ipt:python comparison_report depends on report@
+j0 << comparison.j0;
+@@
+
+msg = "WARNING trying to compare struct clk pointers."
+coccilib.report.print_report(j0[0], msg)
+
-- 
1.9.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/