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Message-ID: <20240904091451.3328272-5-lihongbo22@huawei.com> Date: Wed, 4 Sep 2024 17:14:46 +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 4/9] coccinelle: Add rules to find str_lo{w}_hi{gh}() replacements As other rules done, we add rules for str_lo{w}_hi{gh}() to check the relative opportunities. Signed-off-by: Hongbo Li <lihongbo22@...wei.com> --- scripts/coccinelle/api/string_choices.cocci | 46 +++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/scripts/coccinelle/api/string_choices.cocci b/scripts/coccinelle/api/string_choices.cocci index 67818cd6ee09..53fd34a0fcb4 100644 --- a/scripts/coccinelle/api/string_choices.cocci +++ b/scripts/coccinelle/api/string_choices.cocci @@ -177,3 +177,49 @@ e << str_high_low_r.E; @@ coccilib.report.print_report(p[0], "opportunity for str_high_low(%s)" % e) + +@..._lo_hi depends on patch@ +expression E; +@@ +( +- ((E) ? "lo" : "hi") ++ str_lo_hi(E) +) + +@..._lo_hi_r depends on !patch exists@ +expression E; +position P; +@@ +( +* ((E@P) ? "lo" : "hi") +) + +@...ipt:python depends on report@ +p << str_lo_hi_r.P; +e << str_lo_hi_r.E; +@@ + +coccilib.report.print_report(p[0], "opportunity for str_lo_hi(%s)" % e) + +@..._low_high depends on patch@ +expression E; +@@ +( +- ((E) ? "low" : "high") ++ str_low_high(E) +) + +@..._low_high_r depends on !patch exists@ +expression E; +position P; +@@ +( +* ((E@P) ? "low" : "high") +) + +@...ipt:python depends on report@ +p << str_low_high_r.P; +e << str_low_high_r.E; +@@ + +coccilib.report.print_report(p[0], "opportunity for str_low_high(%s)" % e) -- 2.34.1
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