From 3622ac83f678f10ab1daf858984e40eef7fb3b17 Mon Sep 17 00:00:00 2001
From: Andreas Schneider <asn@cryptomilk.org>
Date: Sun, 18 Sep 2011 21:34:39 +0200
Subject: [PATCH] legacy: Fix possible segfault with publickey_from_file().

This function is obsolete.
---
 src/legacy.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/legacy.c b/src/legacy.c
index f5954df5..f8a159f5 100644
--- a/src/legacy.c
+++ b/src/legacy.c
@@ -487,7 +487,9 @@ ssh_string publickey_from_file(ssh_session session, const char *filename,
         return NULL;
     }
 
-    *type = key->type;
+    if (type) {
+        *type = key->type;
+    }
     ssh_key_free(key);
 
     return key_str;