From: Tomas Mraz <tomas@openssl.org>
Date: Wed, 4 Aug 2021 12:51:49 +0000 (+0200)
Subject: cms: Do not try to check binary format on stdin
X-Git-Tag: openssl-3.0.0~141
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f5c0f696193fa28741dfc08ab6b024cd07e38e5e;p=thirdparty%2Fopenssl.git

cms: Do not try to check binary format on stdin

Fixes #16195

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/16216)
---

diff --git a/apps/cms.c b/apps/cms.c
index 58ce54e4543..714cf3e4ff5 100644
--- a/apps/cms.c
+++ b/apps/cms.c
@@ -278,6 +278,8 @@ static void warn_binary(const char *file)
     unsigned char linebuf[1024], *cur, *end;
     int len;
 
+    if (file == NULL)
+        return; /* cannot give a warning for stdin input */
     if ((bio = bio_open_default(file, 'r', FORMAT_BINARY)) == NULL)
         return; /* cannot give a proper warning since there is an error */
     while ((len = BIO_read(bio, linebuf, sizeof(linebuf))) > 0) {