From: Jim Meyering <meyering@redhat.com>
Date: Fri, 27 Jul 2012 21:42:05 +0000 (+0200)
Subject: tail: avoid rare error-path FD leak
X-Git-Tag: v8.18~9
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e11a2cf3198bcec9a5e10205bf3ebe66dc7edc59;p=thirdparty%2Fcoreutils.git

tail: avoid rare error-path FD leak

* src/tail.c (tail_forever): Close FD to avoid leak after a
failed fstat.
---

diff --git a/src/tail.c b/src/tail.c
index 1935605efb..290ada4839 100644
--- a/src/tail.c
+++ b/src/tail.c
@@ -1141,6 +1141,7 @@ tail_forever (struct File_spec *f, size_t n_files, double sleep_interval)
                   f[i].fd = -1;
                   f[i].errnum = errno;
                   error (0, errno, "%s", name);
+                  close (fd); /* ignore failure */
                   continue;
                 }