linux-hardening - [PATCH -next v3 05/10] coccinelle: Add rules to find str_enable{d}

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Message-ID: <20240911010927.741343-6-lihongbo22@huawei.com>
Date: Wed, 11 Sep 2024 09:09:22 +0800
From: Hongbo Li <lihongbo22@...wei.com>
To: <kees@...nel.org>, <andy@...nel.org>, <Julia.Lawall@...ia.fr>,
	<nicolas.palix@...g.fr>
CC: <linux-hardening@...r.kernel.org>, <cocci@...ia.fr>
Subject: [PATCH -next v3 05/10] coccinelle: Add rules to find str_enable{d}_disable{d}() replacements

As other rules done, we add rules for str_enable{d}_
disable{d}() to check the relative opportunities.

Signed-off-by: Hongbo Li <lihongbo22@...wei.com>
---
 scripts/coccinelle/api/string_choices.cocci | 38 +++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/scripts/coccinelle/api/string_choices.cocci b/scripts/coccinelle/api/string_choices.cocci
index e91d4eb30161..bb6b851ee2aa 100644
--- a/scripts/coccinelle/api/string_choices.cocci
+++ b/scripts/coccinelle/api/string_choices.cocci
@@ -203,3 +203,41 @@ e << str_low_high_r.E;
 @@
 
 coccilib.report.print_report(p[0], "opportunity for str_low_high(%s)" % e)
+
+@..._enable_disable depends on patch@
+expression E;
+@@
+-      ((E) ? "enable" : "disable")
++      str_enable_disable(E)
+
+@..._enable_disable_r depends on !patch exists@
+expression E;
+position P;
+@@
+*      ((E@P) ? "enable" : "disable")
+
+@...ipt:python depends on report@
+p << str_enable_disable_r.P;
+e << str_enable_disable_r.E;
+@@
+
+coccilib.report.print_report(p[0], "opportunity for str_enable_disable(%s)" % e)
+
+@..._enabled_disabled depends on patch@
+expression E;
+@@
+-      ((E) ? "enabled" : "disabled")
++      str_enabled_disabled(E)
+
+@..._enabled_disabled_r depends on !patch exists@
+expression E;
+position P;
+@@
+*      ((E@P) ? "enabled" : "disabled")
+
+@...ipt:python depends on report@
+p << str_enabled_disabled_r.P;
+e << str_enabled_disabled_r.E;
+@@
+
+coccilib.report.print_report(p[0], "opportunity for str_enabled_disabled(%s)" % e)
-- 
2.34.1