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[-next,v3,07/10] coccinelle: Add rules to find str_write_read() replacements

Message ID 20240911010927.741343-8-lihongbo22@huawei.com (mailing list archive)
State New
Headers show
Series coccinelle: Add some rules for string_chioces helpers. | expand

Commit Message

Hongbo Li Sept. 11, 2024, 1:09 a.m. UTC 
As other rules done, we add rules for str_write_read()
to check the relative opportunities.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
---
 scripts/coccinelle/api/string_choices.cocci | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
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Patch

diff --git a/scripts/coccinelle/api/string_choices.cocci b/scripts/coccinelle/api/string_choices.cocci
index 29c507d86ffd..64f04da2e9f4 100644
--- a/scripts/coccinelle/api/string_choices.cocci
+++ b/scripts/coccinelle/api/string_choices.cocci
@@ -260,3 +260,22 @@  e << str_read_write_r.E;
 @@
 
 coccilib.report.print_report(p[0], "opportunity for str_read_write(%s)" % e)
+
+@str_write_read depends on patch@
+expression E;
+@@
+-      ((E) ? "write" : "read")
++      str_write_read(E)
+
+@str_write_read_r depends on !patch exists@
+expression E;
+position P;
+@@
+*      ((E@P) ? "write" : "read")
+
+@script:python depends on report@
+p << str_write_read_r.P;
+e << str_write_read_r.E;
+@@
+
+coccilib.report.print_report(p[0], "opportunity for str_write_read(%s)" % e)