From 91853075221767237c5864da25df5a9453858309 Mon Sep 17 00:00:00 2001
From: Nikos Mavrogiannopoulos <nmav@redhat.com>
Date: Mon, 4 Dec 2017 09:24:06 +0100
Subject: [PATCH] libssh: fixed dereference in statvfs access

The behavior is now equivalent to ssh.c when SSH_SFTP_QUOTE_STATVFS
handling fails.

Fixes #2142
---
 lib/ssh-libssh.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/ssh-libssh.c b/lib/ssh-libssh.c
index 1277324bf..23f28dca4 100644
--- a/lib/ssh-libssh.c
+++ b/lib/ssh-libssh.c
@@ -998,7 +998,7 @@ static CURLcode myssh_statemach_act(struct connectdata *conn, bool *block)
         sshc->actualcode = CURLE_QUOTE_ERROR;
         break;
       }
-      else {
+      else if (statvfs) {
         char *tmp = aprintf("statvfs:\n"
                             "f_bsize: %llu\n" "f_frsize: %llu\n"
                             "f_blocks: %llu\n" "f_bfree: %llu\n"