Add check for BIO_indent return value

CID 24869

ok jsing@ millert@ tb@

1 files changed, 3 insertions, 2 deletions

diff --git a/src/lib/libcrypto/asn1/asn1_par.c b/src/lib/libcrypto/asn1/asn1_par.c
index e9fe52021c..2d1c7b2b48 100644
--- a/src/lib/libcrypto/asn1/asn1_par.c
+++ b/src/lib/libcrypto/asn1/asn1_par.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: asn1_par.c,v 1.32 2022/01/14 23:55:46 inoguchi Exp $ */
+/* $OpenBSD: asn1_par.c,v 1.33 2022/01/20 10:49:56 inoguchi Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -80,7 +80,8 @@ asn1_print_info(BIO *bp, int tag, int xclass, int constructed,
                 p="prim: ";
         if (BIO_write(bp, p, 6) < 6)
                 goto err;
-        BIO_indent(bp, indent, 128);
+        if (!BIO_indent(bp, indent, 128))
+                goto err;
 
         p = str;
         if ((xclass & V_ASN1_PRIVATE) == V_ASN1_PRIVATE)