41 lines
1.2 KiB
Diff
41 lines
1.2 KiB
Diff
From 70330d222e3231af111e9d7b500ed86e0980a2c6 Mon Sep 17 00:00:00 2001
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From: wangjufeng <wangjufeng@huawei.com>
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Date: Fri, 20 Mar 2020 19:28:02 +0800
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Subject: [PATCH] lvm2: fix the reuse of va_list
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After a va_list is used, it should not be used again. Because it
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is already changed after using.
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Signed-off-by: wangjufeng<wangjufeng@huawei.com>
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---
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libdm/libdm-common.c | 5 ++++-
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1 file changed, 4 insertions(+), 1 deletion(-)
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diff --git a/libdm/libdm-common.c b/libdm/libdm-common.c
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index 2fd8783..7f2fb81 100644
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--- a/libdm/libdm-common.c
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+++ b/libdm/libdm-common.c
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@@ -113,6 +113,7 @@ static void _default_log_line(int level, const char *file,
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int line, int dm_errno_or_class,
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const char *f, va_list ap)
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{
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+ va_list copyap;
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static int _abort_on_internal_errors = -1;
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static int _debug_with_line_numbers = -1;
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FILE *out = log_stderr(level) ? stderr : stdout;
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@@ -131,8 +132,10 @@ static void _default_log_line(int level, const char *file,
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if (_debug_with_line_numbers)
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fprintf(out, "%s:%d ", file, line);
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+ va_copy(copyap, ap);
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vfprintf(out, f, ap);
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- vsyslog(level, f, ap);
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+ vsyslog(level, f, copyap);
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+ va_end(copyap);
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fputc('\n', out);
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}
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--
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1.8.3.1
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