From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Thu, 19 Nov 2020 17:34:48 +0000 (+0900)
Subject: coccinelle: add one more rule to use return value of log_xxx_errno()
X-Git-Tag: v247~30^2~3
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a61c0bdf3915495436b36e55e02a1614f6a22cb6;p=thirdparty%2Fsystemd.git

coccinelle: add one more rule to use return value of log_xxx_errno()
---

diff --git a/coccinelle/errno.cocci b/coccinelle/errno.cocci
index ed74c0a98af..c9282664817 100644
--- a/coccinelle/errno.cocci
+++ b/coccinelle/errno.cocci
@@ -30,3 +30,12 @@ expression e;
 + return
   log_LEVEL_errno(e, ...);
 - return -e;
+@@
+identifier log_LEVEL_errno =~ "^log_(debug|info|notice|warning|error|emergency)_errno$";
+expression list args;
+expression e;
+local idexpression r;
+@@
+- log_LEVEL_errno(e, args);
+- r = e;
++ r = log_LEVEL_errno(e, args);