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From bfa090ce83f2b0734c526a4426a20f6f0f943aa0 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 10 Apr 2019 19:36:40 +0200
Subject: [PATCH] lgtm: complain about accept() [people should use accept4()
instead, due to O_CLOEXEC]
(cherry picked from commit e2d0fa6feb3797246c8bfda3db45a2f5b62e1b5b)
Related: #2017033
---
.lgtm/cpp-queries/PotentiallyDangerousFunction.ql | 3 +++
1 file changed, 3 insertions(+)
diff --git a/.lgtm/cpp-queries/PotentiallyDangerousFunction.ql b/.lgtm/cpp-queries/PotentiallyDangerousFunction.ql
index 96712cf1c6..865330430d 100644
--- a/.lgtm/cpp-queries/PotentiallyDangerousFunction.ql
+++ b/.lgtm/cpp-queries/PotentiallyDangerousFunction.ql
@@ -41,6 +41,9 @@ predicate potentiallyDangerousFunction(Function f, string message) {
) or (
f.getQualifiedName() = "strerror" and
message = "Call to strerror() is not thread-safe. Use strerror_r() or printf()'s %m format string instead."
+ ) or (
+ f.getQualifiedName() = "accept" and
+ message = "Call to accept() is not O_CLOEXEC-safe. Use accept4() instead."
)
}