From 591437d302cb6d934c6ef3a4779cf159b8248a55 Mon Sep 17 00:00:00 2001
From: Adam Sampson <ats@offog.org>
Date: Sat, 12 May 2018 12:35:34 +0100
Subject: [PATCH] Add missing fclose after tape format detection.

Without this, doing something like:
  devmount mta0 /tmp/foo
  devunmount mta0
(i.e. without specifying fmt=bar to the devmount) will leak a FILE * and
file descriptor.
---
 src/vmtape.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/vmtape.c b/src/vmtape.c
index 1ac985b..c5b858b 100644
--- a/src/vmtape.c
+++ b/src/vmtape.c
@@ -886,6 +886,8 @@ vmt_rdmount(register struct vmtape *t,
 	    return FALSE;
 	}
 	dfn = ta->vmta_path;
+	fclose(df);
+	df = NULL;
     }
  havefmt:
     if (vmtfmttab[fmt].tf_flags & (VMTFF_CTL | VMTFF_XCTL)) {