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Message-ID: <20240911010927.741343-2-lihongbo22@huawei.com>
Date: Wed, 11 Sep 2024 09:09:18 +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 01/10] coccinelle: Add rules to find str_true_false() replacements
After str_true_false() has been introduced in the tree,
we can add rules for finding places where str_true_false()
can be used. A simple test can find over 10 locations.
Signed-off-by: Hongbo Li <lihongbo22@...wei.com>
---
scripts/coccinelle/api/string_choices.cocci | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/scripts/coccinelle/api/string_choices.cocci b/scripts/coccinelle/api/string_choices.cocci
index 5e729f187f22..6942ad7c4224 100644
--- a/scripts/coccinelle/api/string_choices.cocci
+++ b/scripts/coccinelle/api/string_choices.cocci
@@ -85,3 +85,22 @@ e << str_down_up_r.E;
@@
coccilib.report.print_report(p[0], "opportunity for str_down_up(%s)" % e)
+
+@..._true_false depends on patch@
+expression E;
+@@
+- ((E) ? "true" : "false")
++ str_true_false(E)
+
+@..._true_false_r depends on !patch exists@
+expression E;
+position P;
+@@
+* ((E@P) ? "true" : "false")
+
+@...ipt:python depends on report@
+p << str_true_false_r.P;
+e << str_true_false_r.E;
+@@
+
+coccilib.report.print_report(p[0], "opportunity for str_true_false(%s)" % e)
--
2.34.1
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