From: Konstantin Ananyev <konstantin.ananyev@intel.com>
Date: Fri, 7 Oct 2016 10:58:00 +0000 (+0100)
Subject: libtle_udp: fix possible dereference of NULL ptr in tle_udp_del_dev()
X-Git-Tag: v18.02~36
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=refs%2Fchanges%2F13%2F3313%2F1;p=tldk.git

libtle_udp: fix possible dereference of NULL ptr in tle_udp_del_dev()

Change-Id: I09661a97206e8714c05f4c4f31d23d250cd0933a
Signed-off-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
---

diff --git a/lib/libtle_udp/udp_ctl.c b/lib/libtle_udp/udp_ctl.c
index 618a7ef..c8580ac 100644
--- a/lib/libtle_udp/udp_ctl.c
+++ b/lib/libtle_udp/udp_ctl.c
@@ -395,11 +395,10 @@ tle_udp_del_dev(struct tle_udp_dev *dev)
 	uint32_t p;
 	struct tle_udp_ctx *ctx;
 
-	ctx = dev->ctx;
-
 	if (dev == NULL || dev->ctx == NULL)
 		return -EINVAL;
 
+	ctx = dev->ctx;
 	p = dev - ctx->dev;
 
 	if (p >= RTE_DIM(ctx->dev) ||