[PATCH 2/3] examples/l3fwd: fix return value on rules add

[Gagandeep Singh]

fix return value on adding the EM or LPM rules.

Fixes: e7e6dd643092 ("examples/l3fwd: support config file for EM")
Fixes: 52def963fc1c ("examples/l3fwd: support config file for LPM/FIB")
Cc: sean.morris...@intel.com
Cc: sta...@dpdk.org

Signed-off-by: Gagandeep Singh <g.si...@nxp.com>
---
 examples/l3fwd/em_route_parse.c  | 11 ++++++-----
 examples/l3fwd/lpm_route_parse.c | 11 ++++++-----
 2 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/examples/l3fwd/em_route_parse.c b/examples/l3fwd/em_route_parse.c
index da23356dd6..8b534de5f1 100644
--- a/examples/l3fwd/em_route_parse.c
+++ b/examples/l3fwd/em_route_parse.c
@@ -119,7 +119,7 @@ em_add_rules(const char *rule_path,
        char buff[LINE_MAX];
        FILE *fh;
        unsigned int i = 0, rule_size = sizeof(*next);
-       int val;
+       int val, rc;
 
        *proute_base = NULL;
        fh = fopen(rule_path, "rb");
@@ -172,13 +172,14 @@ em_add_rules(const char *rule_path,
                        return -EINVAL;
                }
 
-               if (parser(buff + 1, next) != 0) {
+               rc = parser(buff + 1, next);
+               if (rc != 0) {
                        RTE_LOG(ERR, L3FWD,
-                               "%s Line %u: parse rules error\n",
-                               rule_path, i);
+                               "%s Line %u: parse rules error code = %d\n",
+                               rule_path, i, rc);
                        fclose(fh);
                        free(route_rules);
-                       return -EINVAL;
+                       return rc;
                }
 
                route_cnt++;
diff --git a/examples/l3fwd/lpm_route_parse.c b/examples/l3fwd/lpm_route_parse.c
index f7d44aa2cd..f27b66e838 100644
--- a/examples/l3fwd/lpm_route_parse.c
+++ b/examples/l3fwd/lpm_route_parse.c
@@ -184,7 +184,7 @@ lpm_add_rules(const char *rule_path,
        char buff[LINE_MAX];
        FILE *fh;
        unsigned int i = 0, rule_size = sizeof(*next);
-       int val;
+       int val, rc;
 
        *proute_base = NULL;
        fh = fopen(rule_path, "rb");
@@ -237,13 +237,14 @@ lpm_add_rules(const char *rule_path,
                        return -EINVAL;
                }
 
-               if (parser(buff + 1, next) != 0) {
+               rc = parser(buff + 1, next);
+               if (rc != 0) {
                        RTE_LOG(ERR, L3FWD,
-                               "%s Line %u: parse rules error\n",
-                               rule_path, i);
+                               "%s Line %u: parse rules error code = %d\n",
+                               rule_path, i, rc);
                        fclose(fh);
                        free(route_rules);
-                       return -EINVAL;
+                       return rc;
                }
 
                route_cnt++;
-- 
2.25.1