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Zbigniew Jędrzejewski-Szmek |
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From 2833796106420e4634543d06052482f75cbb5762 Mon Sep 17 00:00:00 2001
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Zbigniew Jędrzejewski-Szmek |
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From: Andreas Henriksson <andreas@fatal.se>
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Zbigniew Jędrzejewski-Szmek |
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Date: Tue, 16 Sep 2014 15:50:58 +0200
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Zbigniew Jędrzejewski-Szmek |
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Subject: [PATCH] libsystemd-network: avoid double-free in error case
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Zbigniew Jędrzejewski-Szmek |
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Zbigniew Jędrzejewski-Szmek |
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Don't manually free 'n' in error path as it's already tagged
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Zbigniew Jędrzejewski-Szmek |
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_cleanup_free_ and will be freed once it goes out of scope,
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Zbigniew Jędrzejewski-Szmek |
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leading to double-free in this case.
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Zbigniew Jędrzejewski-Szmek |
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Zbigniew Jędrzejewski-Szmek |
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Found with coverity. Fixes: CID#1237786
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Zbigniew Jędrzejewski-Szmek |
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---
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Zbigniew Jędrzejewski-Szmek |
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src/libsystemd-network/network-internal.c | 1 -
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Zbigniew Jędrzejewski-Szmek |
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1 file changed, 1 deletion(-)
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Zbigniew Jędrzejewski-Szmek |
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Zbigniew Jędrzejewski-Szmek |
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diff --git a/src/libsystemd-network/network-internal.c b/src/libsystemd-network/network-internal.c
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Zbigniew Jędrzejewski-Szmek |
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index 208c314695..372f3ed371 100644
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Zbigniew Jędrzejewski-Szmek |
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--- a/src/libsystemd-network/network-internal.c
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Zbigniew Jędrzejewski-Szmek |
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+++ b/src/libsystemd-network/network-internal.c
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Zbigniew Jędrzejewski-Szmek |
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@@ -199,7 +199,6 @@ int config_parse_ifname(const char *unit,
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Zbigniew Jędrzejewski-Szmek |
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if (!ascii_is_valid(n) || strlen(n) >= IFNAMSIZ) {
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Zbigniew Jędrzejewski-Szmek |
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log_syntax(unit, LOG_ERR, filename, line, EINVAL,
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Zbigniew Jędrzejewski-Szmek |
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"Interface name is not ASCII clean or is too long, ignoring assignment: %s", rvalue);
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Zbigniew Jędrzejewski-Szmek |
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- free(n);
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Zbigniew Jędrzejewski-Szmek |
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return 0;
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Zbigniew Jędrzejewski-Szmek |
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}
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Zbigniew Jędrzejewski-Szmek |
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