[dpdk-dev] [PATCH] example/ip_pipeline: fix resource leak problem.

2015-12-07 Thread Thomas Monjalon
2015-11-27 15:52, Fan Zhang:
> This patch fix the following Coverity issue:
> 
> Coverity issue: 120147
> Fixes: 7122d30131ad ("examples/ip_pipeline: rework flow classification
> pipeline")
> 
> Signed-off-by: Fan Zhang 

Applied, thanks


[dpdk-dev] [PATCH] example/ip_pipeline: fix resource leak problem.

2015-11-27 Thread Fan Zhang
This patch fix the following Coverity issue:

Coverity issue: 120147
Fixes: 7122d30131ad ("examples/ip_pipeline: rework flow classification
pipeline")

Signed-off-by: Fan Zhang 
---
 .../pipeline/pipeline_flow_classification_be.c | 31 +-
 1 file changed, 19 insertions(+), 12 deletions(-)

diff --git a/examples/ip_pipeline/pipeline/pipeline_flow_classification_be.c 
b/examples/ip_pipeline/pipeline/pipeline_flow_classification_be.c
index e22f96f..75a2a6b 100644
--- a/examples/ip_pipeline/pipeline/pipeline_flow_classification_be.c
+++ b/examples/ip_pipeline/pipeline/pipeline_flow_classification_be.c
@@ -141,12 +141,12 @@ pipeline_fc_parse_args(struct 
pipeline_flow_classification *p,
/* n_flows */
if (strcmp(arg_name, "n_flows") == 0) {
if (n_flows_present)
-   return -1;
+   goto error_parse;
n_flows_present = 1;

p->n_flows = atoi(arg_value);
if (p->n_flows == 0)
-   return -1;
+   goto error_parse;

continue;
}
@@ -154,7 +154,8 @@ pipeline_fc_parse_args(struct pipeline_flow_classification 
*p,
/* key_offset */
if (strcmp(arg_name, "key_offset") == 0) {
if (key_offset_present)
-   return -1;
+   goto error_parse;
+
key_offset_present = 1;

p->key_offset = atoi(arg_value);
@@ -165,14 +166,14 @@ pipeline_fc_parse_args(struct 
pipeline_flow_classification *p,
/* key_size */
if (strcmp(arg_name, "key_size") == 0) {
if (key_size_present)
-   return -1;
+   goto error_parse;
key_size_present = 1;

p->key_size = atoi(arg_value);
if ((p->key_size == 0) ||
(p->key_size > PIPELINE_FC_FLOW_KEY_MAX_SIZE) ||
(p->key_size % 8))
-   return -1;
+   goto error_parse;

continue;
}
@@ -180,11 +181,11 @@ pipeline_fc_parse_args(struct 
pipeline_flow_classification *p,
/* key_mask */
if (strcmp(arg_name, "key_mask") == 0) {
if (key_mask_present)
-   return -1;
+   goto error_parse;

key_mask_str = strdup(arg_value);
if (key_mask_str == NULL)
-   return -1;
+   goto error_parse;

key_mask_present = 1;

@@ -194,7 +195,7 @@ pipeline_fc_parse_args(struct pipeline_flow_classification 
*p,
/* hash_offset */
if (strcmp(arg_name, "hash_offset") == 0) {
if (hash_offset_present)
-   return -1;
+   goto error_parse;
hash_offset_present = 1;

p->hash_offset = atoi(arg_value);
@@ -210,23 +211,29 @@ pipeline_fc_parse_args(struct 
pipeline_flow_classification *p,
if ((n_flows_present == 0) ||
(key_offset_present == 0) ||
(key_size_present == 0))
-   return -1;
+   goto error_parse;

if (key_mask_present) {
p->key_mask = rte_malloc(NULL, p->key_size, 0);
if (p->key_mask == NULL)
-   return -1;
+   goto error_parse;

if (parse_hex_string(key_mask_str, p->key_mask, >key_size)
!= 0) {
-   free(p->key_mask);
-   return -1;
+   goto error_parse;
}

free(key_mask_str);
}

return 0;
+
+error_parse:
+   if (key_mask_str != NULL)
+   free(key_mask_str);
+   if (p->key_mask != NULL)
+   free(p->key_mask);
+   return -1;
 }

 static void *pipeline_fc_init(struct pipeline_params *params,
-- 
2.5.0