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guestfs: don't fault upon failed vasprintf
author
Jim Meyering
<meyering@redhat.com>
Mon, 3 Aug 2009 12:43:54 +0000
(08:43 -0400)
committer
Jim Meyering
<meyering@redhat.com>
Mon, 3 Aug 2009 13:13:37 +0000
(15:13 +0200)
* src/guestfs.c (guestfs_perrorf): Handle failed vasprintf.
src/guestfs.c
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diff --git
a/src/guestfs.c
b/src/guestfs.c
index
63e24f0
..
802c1d2
100644
(file)
--- a/
src/guestfs.c
+++ b/
src/guestfs.c
@@
-443,9
+443,11
@@
guestfs_perrorf (guestfs_h *g, const char *fs, ...)
int err = errno;
va_start (args, fs);
int err = errno;
va_start (args, fs);
- vasprintf (&msg, fs, args);
+
int err =
vasprintf (&msg, fs, args);
va_end (args);
va_end (args);
+ if (err < 0) return;
+
#ifndef _GNU_SOURCE
char buf[256];
strerror_r (err, buf, sizeof buf);
#ifndef _GNU_SOURCE
char buf[256];
strerror_r (err, buf, sizeof buf);