[binutils-gdb] libctf, link: fix ctf_link_write fd leak

[Nick Alcock]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=e3f17159e26fc9b10625725e4d544693741cddb8

commit e3f17159e26fc9b10625725e4d544693741cddb8
Author: Nick Alcock <nick.alcock@oracle.com>
Date:   Thu Jun 4 19:49:36 2020 +0100

    libctf, link: fix ctf_link_write fd leak
    
    We were leaking the fd on every invocation.
    
    libctf/
            * ctf-link.c (ctf_link_write): Close the fd.

Diff:
---
 libctf/ChangeLog  | 4 ++++
 libctf/ctf-link.c | 1 +
 2 files changed, 5 insertions(+)

diff --git a/libctf/ChangeLog b/libctf/ChangeLog
index c3451ee5aa6..848bc48b1e8 100644
--- a/libctf/ChangeLog
+++ b/libctf/ChangeLog
@@ -1,3 +1,7 @@
+2020-07-22  Nick Alcock  <nick.alcock@oracle.com>
+
+	* ctf-link.c (ctf_link_write): Close the fd.
+
 2020-07-22  Nick Alcock  <nick.alcock@oracle.com>
 
 	* Makefile.am: Set -DNOBFD=1 in libctf-nobfd, and =0 elsewhere.
diff --git a/libctf/ctf-link.c b/libctf/ctf-link.c
index 705701d0eb5..fa15c9bf9bb 100644
--- a/libctf/ctf-link.c
+++ b/libctf/ctf-link.c
@@ -1071,6 +1071,7 @@ ctf_link_write (ctf_file_t *fp, size_t *size, size_t threshold)
 	free (arg.dynames[i]);
       free (arg.dynames);
     }
+  fclose (f);
   return buf;
 
  err_no: