From 673192494c129975b605541ee688143ecf2a6416 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 14 Dec 2017 19:47:46 +0100
Subject: coccinelle: automatically rewrite memset() to zero() or memzero()
 where we can

We are pretty good at this already, hence only a single case is actually
found by this.
---
 coccinelle/memzero.cocci | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 coccinelle/memzero.cocci

(limited to 'coccinelle/memzero.cocci')

diff --git a/coccinelle/memzero.cocci b/coccinelle/memzero.cocci
new file mode 100644
index 0000000000..ebdc3f6a2a
--- /dev/null
+++ b/coccinelle/memzero.cocci
@@ -0,0 +1,30 @@
+@@
+expression s;
+@@
+- memset(&s, 0, sizeof(s))
++ zero(s)
+@@
+expression s;
+@@
+- memset(s, 0, sizeof(*s))
++ zero(*s)
+@@
+expression s;
+@@
+- bzero(&s, sizeof(s))
++ zero(s)
+@@
+expression s;
+@@
+- bzero(s, sizeof(*s))
++ zero(*s)
+@@
+expression a, b;
+@@
+- memset(a, 0, b)
++ memzero(a, b)
+@@
+expression a, b;
+@@
+- bzero(a, b)
++ memzero(a, b)
-- 
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