From: Marcin Kerlin <marcinx.kerlin@intel.com>
Date: Mon, 13 Jun 2016 09:35:48 +0000 (+0200)
Subject: examples/ip_pipeline: fix null pointer dereference
X-Git-Tag: spdx-start~6757
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=5fdb6c362182f4177a7dfe0e03ab88c936f74085;p=dpdk.git

examples/ip_pipeline: fix null pointer dereference

Return value of function app_pipeline_type_find is not checking before
dereference. Fix this problem by adding checking condition.

Coverity issue: 127196
Fixes: b4aee0fb9c6d ("examples/ip_pipeline: reconfigure thread binding dynamically")

Signed-off-by: Marcin Kerlin <marcinx.kerlin@intel.com>
Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
---

diff --git a/examples/ip_pipeline/thread_fe.c b/examples/ip_pipeline/thread_fe.c
index d1b72b4ee7..6c547ca5bc 100644
--- a/examples/ip_pipeline/thread_fe.c
+++ b/examples/ip_pipeline/thread_fe.c
@@ -81,6 +81,9 @@ app_pipeline_enable(struct app_params *app,
 	p_params = &app->pipeline_params[pipeline_id];
 	p_type = app_pipeline_type_find(app, p_params->type);
 
+	if (p_type == NULL)
+		return -1;
+
 	if (p->enabled == 1)
 		return -1;