52 lines
1.6 KiB
Diff
52 lines
1.6 KiB
Diff
From 4c3c1c070a5f4b80cfdd45e261e4517c76c19448 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Christian=20G=C3=B6ttsche?= <cgzones@googlemail.com>
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Date: Mon, 3 May 2021 17:11:07 +0200
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Subject: [PATCH] libselinux: getdefaultcon: free memory on multiple same
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arguments
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Do not leak memory if program arguments get specified more than once.
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Found by clang-anlyzer.
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getdefaultcon.c:52:3: warning: Potential leak of memory pointed to by 'level' [unix.Malloc]
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fprintf(stderr,
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^~~~~~~~~~~~~~~
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getdefaultcon.c:52:3: warning: Potential leak of memory pointed to by 'role' [unix.Malloc]
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fprintf(stderr,
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^~~~~~~~~~~~~~~
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getdefaultcon.c:52:3: warning: Potential leak of memory pointed to by 'service' [unix.Malloc]
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fprintf(stderr,
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^~~~~~~~~~~~~~~
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Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
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---
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libselinux/utils/getdefaultcon.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/libselinux/utils/getdefaultcon.c b/libselinux/utils/getdefaultcon.c
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index 96a5a8c23656..957c1cb2e307 100644
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--- a/libselinux/utils/getdefaultcon.c
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+++ b/libselinux/utils/getdefaultcon.c
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@@ -28,12 +28,15 @@ int main(int argc, char **argv)
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while ((opt = getopt(argc, argv, "l:r:s:v")) > 0) {
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switch (opt) {
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case 'l':
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+ free(level);
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level = strdup(optarg);
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break;
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case 'r':
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+ free(role);
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role = strdup(optarg);
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break;
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case 's':
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+ free(service);
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service = strdup(optarg);
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break;
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case 'v':
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--
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2.32.0.rc1
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