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 d1b72b4..6c547ca 100644 (file)
--- 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;