From e6af340b9e32e78fd980d46d939aa0939f51ebd4 Mon Sep 17 00:00:00 2001
From: Kaifeng Zhu <kaifeng.zhu@citrix.com>
Date: Fri, 7 Mar 2014 15:27:36 +0000
Subject: [PATCH] qemu-char: fix memory leak in qemu_char_open_pty()

The momery pointed by s and chr could be leaked if openpty return a value
less then 0.

Signed-off-by: Kaifeng Zhu <kaifeng.zhu@citrix.com>
Coverity-IDs: 1055926 1055927
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
---
 qemu-char.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/qemu-char.c b/qemu-char.c
index 324ed16ec..f62a6afb7 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -932,6 +932,8 @@ static CharDriverState *qemu_chr_open_pty(void)
     s = qemu_mallocz(sizeof(PtyCharDriver));
 
     if (openpty(&s->fd, &slave_fd, pty_name, NULL, NULL) < 0) {
+        qemu_free(s);
+        qemu_free(chr);
         return NULL;
     }
 
-- 
2.39.5