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Message-ID: <20240904091451.3328272-7-lihongbo22@huawei.com> Date: Wed, 4 Sep 2024 17:14:48 +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>, <lihongbo22@...wei.com> Subject: [PATCH -next v2 6/9] coccinelle: Add rules to find str_read_write() replacements As other rules done, we add rules for str_read_write() to check the relative opportunities. Signed-off-by: Hongbo Li <lihongbo22@...wei.com> --- scripts/coccinelle/api/string_choices.cocci | 23 +++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/scripts/coccinelle/api/string_choices.cocci b/scripts/coccinelle/api/string_choices.cocci index 7400eafdf040..f9ee0352cc3b 100644 --- a/scripts/coccinelle/api/string_choices.cocci +++ b/scripts/coccinelle/api/string_choices.cocci @@ -269,3 +269,26 @@ e << str_enabled_disabled_r.E; @@ coccilib.report.print_report(p[0], "opportunity for str_enabled_disabled(%s)" % e) + +@..._read_write depends on patch@ +expression E; +@@ +( +- ((E) ? "read" : "write") ++ str_read_write(E) +) + +@..._read_write_r depends on !patch exists@ +expression E; +position P; +@@ +( +* ((E@P) ? "read" : "write") +) + +@...ipt:python depends on report@ +p << str_read_write_r.P; +e << str_read_write_r.E; +@@ + +coccilib.report.print_report(p[0], "opportunity for str_read_write(%s)" % e) -- 2.34.1
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