From e1d36314a2e1b643d1064b3f94aa9f488d82f713 Mon Sep 17 00:00:00 2001
From: Justus Winter <justus@g10code.com>
Date: Mon, 14 Mar 2016 16:31:58 +0100
Subject: [PATCH] pki_gcrypt: Fix memory leak

* src/pki_gcrypt.c (b64decode_rsa_privatekey): Free 'v' on version
mismatch.
(b64decode_dsa_privatekey): Likewise.

Signed-off-by: Justus Winter <justus@g10code.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
---
 src/pki_gcrypt.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/pki_gcrypt.c b/src/pki_gcrypt.c
index f7f9e355..e7e92919 100644
--- a/src/pki_gcrypt.c
+++ b/src/pki_gcrypt.c
@@ -471,6 +471,7 @@ static int b64decode_rsa_privatekey(const char *pkey, gcry_sexp_t *r,
 
   data = ssh_string_data(v);
   if (ssh_string_len(v) != 1 || data[0] != 0) {
+    ssh_string_free(v);
     ssh_buffer_free(buffer);
     return 0;
   }
@@ -547,6 +548,7 @@ static int b64decode_dsa_privatekey(const char *pkey, gcry_sexp_t *r, ssh_auth_c
 
   data = ssh_string_data(v);
   if (ssh_string_len(v) != 1 || data[0] != 0) {
+    ssh_string_free(v);
     ssh_buffer_free(buffer);
     return 0;
   }