[dpdk-dev] [PATCH] examples/ip_pipeline: fix build error for gcc 4.8

[Daniel Mrzyglod <danielx.t.mrzyglod@intel.com>]

This patch fixes a maybe-uninitialized warning when compiling DPDK with GCC 4.8

examples/ip_pipeline/pipeline/pipeline_common_fe.c: In function 'app_pipeline_track_pktq_out_to_link':
examples/ip_pipeline/pipeline/pipeline_common_fe.c:66:31: error:
'reader' may be used uninitialized in this function [-Werror=maybe-uninitialized]

   struct app_pktq_out_params *pktq_out =

Fixes: 760064838ec0 ("examples/ip_pipeline: link routing output ports to devices")

Signed-off-by: Daniel Mrzyglod <danielx.t.mrzyglod@intel.com>
---
 examples/ip_pipeline/app.h |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/ip_pipeline/app.h b/examples/ip_pipeline/app.h
index 848244a..592c17c 100644
--- a/examples/ip_pipeline/app.h
+++ b/examples/ip_pipeline/app.h
@@ -667,7 +667,7 @@ app_swq_get_reader(struct app_params *app,
 	struct app_pktq_swq_params *swq,
 	uint32_t *pktq_in_id)
 {
-	struct app_pipeline_params *reader;
+	struct app_pipeline_params *reader = NULL;
 	uint32_t pos = swq - app->swq_params;
 	uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 		RTE_DIM(app->pipeline_params));
@@ -727,7 +727,7 @@ app_tm_get_reader(struct app_params *app,
 	struct app_pktq_tm_params *tm,
 	uint32_t *pktq_in_id)
 {
-	struct app_pipeline_params *reader;
+	struct app_pipeline_params *reader = NULL;
 	uint32_t pos = tm - app->tm_params;
 	uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 		RTE_DIM(app->pipeline_params));
-- 
1.7.9.5