From 5ce943c5cee7b42a9feb6577c60efc68d6378003 Mon Sep 17 00:00:00 2001 From: Andre Noll Date: Fri, 15 Jan 2010 20:11:50 +0100 Subject: [PATCH] Fix creation of zero-sized disk storage objects. We must not call write_all() with a zero length parameter. --- util.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/util.c b/util.c index 49f1914..572b7a5 100644 --- a/util.c +++ b/util.c @@ -110,9 +110,11 @@ int write_file(const char *filename, const void *buf, size_t size) if (ret < 0) return ret; fd = ret; - ret = write_all(fd, buf, &size); - if (ret < 0) - goto out; + if (size != 0) { + ret = write_all(fd, buf, &size); + if (ret < 0) + goto out; + } ret = 1; out: close(fd); -- 2.39.5