From: Mike Gilbert <floppym@gentoo.org>
Date: Thu, 28 Dec 2017 15:03:47 +0000 (-0500)
Subject: fileio: write_string_stream_ts: check for file errors immediately
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=9a38bf7862a8a1117805163eeb0fb752b2a2b4d6;p=elogind.git

fileio: write_string_stream_ts: check for file errors immediately
---

diff --git a/src/basic/fileio.c b/src/basic/fileio.c
index eb92ac595..86ae97801 100644
--- a/src/basic/fileio.c
+++ b/src/basic/fileio.c
@@ -65,6 +65,9 @@ int write_string_stream_ts(
         assert(f);
         assert(line);
 
+        if (ferror(f))
+                return -EIO;
+
         if (fputs(line, f) == EOF)
                 return -errno;