From: RongQiang Xie <xie.rongqiang@zte.com.cn>
Date: Wed, 23 Aug 2017 08:49:24 +0000 (+0800)
Subject: net/enic: fix possible null pointer dereference
X-Git-Tag: spdx-start~2092
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=7f4a1aa1430d085b80b6a483aac0e729a0b4f6df;p=dpdk.git

net/enic: fix possible null pointer dereference

In enic_alloc_consistent() function, if rte_malloc for mze is failed,
!mze is true, memzone should be freed and function should return NULL.

Fixes: da5f560be966 ("net/enic: fix memory freeing")
Cc: stable@dpdk.org

Signed-off-by: RongQiang Xie <xie.rongqiang@zte.com.cn>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
---

diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index 40dbec7fa2..1d956cd949 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -368,6 +368,7 @@ enic_alloc_consistent(void *priv, size_t size,
 		pr_err("%s : Failed to allocate memory for memzone list\n",
 		       __func__);
 		rte_memzone_free(rz);
+		return NULL;
 	}
 
 	mze->rz = rz;