From dc82ee4e30ec0eae367f7ab076a7325b4d858dd5 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Wed, 15 Aug 2012 22:35:02 -0400
Subject: handle null arguments to legacy bsd err.h functions
---
src/linux/err.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
(limited to 'src')
diff --git a/src/linux/err.c b/src/linux/err.c
index abc26806..c291136d 100644
--- a/src/linux/err.c
+++ b/src/linux/err.c
@@ -5,13 +5,13 @@
void vwarn(const char *fmt, va_list ap)
{
- vfprintf(stderr, fmt, ap);
+ if (fmt) vfprintf(stderr, fmt, ap);
perror("");
}
void vwarnx(const char *fmt, va_list ap)
{
- vfprintf(stderr, fmt, ap);
+ if (fmt) vfprintf(stderr, fmt, ap);
putc('\n', stderr);
}
--
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