From aa8dfbc421c1bcb5ba508802629c8005340f3a9e Mon Sep 17 00:00:00 2001
From: Bernd Edlinger <bernd.edlinger@hotmail.de>
Date: Sun, 9 Jul 2017 21:24:18 +0200
Subject: [PATCH] Fix error handling in get_header_and_data.

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Ben Kaduk <kaduk@mit.edu>
(Merged from https://github.com/openssl/openssl/pull/3896)
---
 crypto/pem/pem_lib.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/crypto/pem/pem_lib.c b/crypto/pem/pem_lib.c
index aacdad9e63..2a52aca3b7 100644
--- a/crypto/pem/pem_lib.c
+++ b/crypto/pem/pem_lib.c
@@ -859,7 +859,8 @@ static int get_header_and_data(BIO *bp, BIO **header, BIO **data, char *name,
          * Else, a line of text -- could be header or data; we don't
          * know yet.  Just pass it through.
          */
-        BIO_puts(tmp, linebuf);
+        if (BIO_puts(tmp, linebuf) < 0)
+            goto err;
         /*
          * Only encrypted files need the line length check applied.
          */
-- 
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