[dpdk-dev] [PATCH 1/1] ip_pipeline: fix null pointer dereference

Marcin Kerlin marcinx.kerlin at intel.com
Mon Jun 13 11:35:48 CEST 2016


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 at intel.com>
---
 examples/ip_pipeline/thread_fe.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/examples/ip_pipeline/thread_fe.c b/examples/ip_pipeline/thread_fe.c
index d1b72b4..6c547ca 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;
 
-- 
1.9.1



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