From 499467d362021a147c9ea3d5083881feb2e42696 Mon Sep 17 00:00:00 2001
From: Andreas Schneider <asn@cryptomilk.org>
Date: Sun, 13 Feb 2011 10:43:59 +0100
Subject: auth: Fixed a double free error.

---
 src/auth.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/auth.c b/src/auth.c
index 8327a17..e0b3a7d 100644
--- a/src/auth.c
+++ b/src/auth.c
@@ -748,13 +748,19 @@ int ssh_userauth_pubkey(ssh_session session, const char *username,
   ssh_string_free(pkstr);
 
   sign = ssh_do_sign(session,session->out_buffer, privatekey);
-  if(sign == NULL)
+  if(sign == NULL) {
     ssh_set_error_oom(session);
-    goto error;
+    leave_function();
+    return rc;
+  }
+
   if (buffer_add_ssh_string(session->out_buffer,sign) < 0) {
     ssh_set_error_oom(session);
-    goto error;
+    ssh_string_free(sign);
+    leave_function();
+    return rc;
   }
+
   ssh_string_free(sign);
   session->auth_state=SSH_AUTH_STATE_NONE;
   session->pending_call_state=SSH_PENDING_CALL_AUTH_PUBKEY;
-- 
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