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27 lines
1.0 KiB
27 lines
1.0 KiB
From af6eac25456d4ca7e8233e00aec7531e640f17af Mon Sep 17 00:00:00 2001
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From: Lennart Poettering <lennart@poettering.net>
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Date: Fri, 5 Apr 2019 15:31:34 +0200
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Subject: [PATCH] lgtm: warn about strerror() use
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(cherry picked from commit 9ff46eded2b99d244455467eb55c0ff3f51c5362)
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Related: #2017033
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---
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.lgtm/cpp-queries/PotentiallyDangerousFunction.ql | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/.lgtm/cpp-queries/PotentiallyDangerousFunction.ql b/.lgtm/cpp-queries/PotentiallyDangerousFunction.ql
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index cd0284b37a..96712cf1c6 100644
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--- a/.lgtm/cpp-queries/PotentiallyDangerousFunction.ql
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+++ b/.lgtm/cpp-queries/PotentiallyDangerousFunction.ql
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@@ -38,6 +38,9 @@ predicate potentiallyDangerousFunction(Function f, string message) {
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) or (
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f.getQualifiedName() = "ntohs" and
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message = "Call to ntohs() is confusing. Use be16toh() instead."
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+ ) or (
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+ f.getQualifiedName() = "strerror" and
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+ message = "Call to strerror() is not thread-safe. Use strerror_r() or printf()'s %m format string instead."
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)
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}
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