From 09be82ce53e8269412544521d449c44305beccf3 Mon Sep 17 00:00:00 2001
From: Yifan Luo
Date: Wed, 14 Aug 2019 14:14:26 +0800
Subject: pc-bios/s390-ccw/net: fix a possible memory leak in get_uuid()

There is a possible memory leak in get_uuid(). Should free allocated mem
before
return NULL.

Signed-off-by: Yifan Luo <luoyifan@cmss.chinamobile.com>
Message-Id: <02cf01d55267$86cf2850$946d78f0$@cmss.chinamobile.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
---
 pc-bios/s390-ccw/netmain.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'pc-bios/s390-ccw')

diff --git a/pc-bios/s390-ccw/netmain.c b/pc-bios/s390-ccw/netmain.c
index f3542cb2cf..f2dcc01e27 100644
--- a/pc-bios/s390-ccw/netmain.c
+++ b/pc-bios/s390-ccw/netmain.c
@@ -269,6 +269,7 @@ static const char *get_uuid(void)
                  : "d" (r0), "d" (r1), [addr] "a" (buf)
                  : "cc", "memory");
     if (cc) {
+        free(mem);
         return NULL;
     }
 
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