From a5f04188bc58b7039197f4302ccd5aacbac356f9 Mon Sep 17 00:00:00 2001
From: Jakub Jelen <jjelen@redhat.com>
Date: Thu, 4 Jun 2020 16:12:32 +0200
Subject: [PATCH] pteid: Do not overwrite already set information in tokeninfo

Thanks oss-fuzz

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22578
---
 src/libopensc/pkcs15-pteid.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/libopensc/pkcs15-pteid.c b/src/libopensc/pkcs15-pteid.c
index e1ca787f..6960e36d 100644
--- a/src/libopensc/pkcs15-pteid.c
+++ b/src/libopensc/pkcs15-pteid.c
@@ -173,7 +173,6 @@ static int sc_pkcs15emu_pteid_init(sc_pkcs15_card_t * p15card)
 		sc_log(ctx, "Reading of EF.TOKENINFO failed: %d", rv);
 		LOG_FUNC_RETURN(ctx, rv);
 	}
-	memset(p15card->tokeninfo, 0, sizeof(*p15card->tokeninfo));
 	rv = sc_pkcs15_parse_tokeninfo(p15card->card->ctx, p15card->tokeninfo,
 				       buf, len);
 	if (rv != SC_SUCCESS) {