38 lines
1.0 KiB
Diff
38 lines
1.0 KiB
Diff
From 6f92672308e9ff2ff72f1d929b6887ab24787e42 Mon Sep 17 00:00:00 2001
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From: Harlen Stenn <stenn@ntp.org>
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Date: Tue, 20 Jun 2023 18:41:55 +0000
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Subject: [PATCH] add NULL pointer check when ntpd deletes the last interface
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Conflict:NA
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Reference:https://bugs.ntp.org/attachment.cgi?id=1854&action=diff
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---
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include/ntp_lists.h | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/include/ntp_lists.h b/include/ntp_lists.h
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index d741974..37befc0 100644
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--- a/include/ntp_lists.h
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+++ b/include/ntp_lists.h
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@@ -181,7 +181,7 @@ do { \
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#define UNLINK_EXPR_SLIST(punlinked, listhead, expr, nextlink, \
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entrytype) \
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-do { \
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+if (NULL != (listhead)) { \
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entrytype **ppentry; \
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\
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ppentry = &(listhead); \
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@@ -202,6 +202,8 @@ do { \
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} else { \
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(punlinked) = NULL; \
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} \
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+} else do { \
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+ (punlinked) = NULL; \
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} while (FALSE)
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#define UNLINK_SLIST(punlinked, listhead, ptounlink, nextlink, \
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--
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2.27.0
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