eal: return error when option register fails

[dpdk.git] / lib / librte_eal / common / rte_option.c

diff --git a/lib/librte_eal/common/rte_option.c b/lib/librte_eal/common/rte_option.c
index b2c93b2..fe7f2ab 100644 (file)
--- a/lib/librte_eal/common/rte_option.c
+++ b/lib/librte_eal/common/rte_option.c
@@ -38,7 +38,8 @@ rte_option_parse(const char *opt)
        return -1;
 }
 
-void __rte_experimental
+__rte_experimental
+int
 rte_option_register(struct rte_option *opt)
 {
        struct rte_option *option;
@@ -49,7 +50,7 @@ rte_option_register(struct rte_option *opt)
                if (strcmp(gopt->name, opt->name) == 0) {
                        RTE_LOG(ERR, EAL, "Option %s is already a common EAL option.\n",
                                        opt->name);
-                       return;
+                       return -1;
                }
                gopt++;
        }
@@ -58,11 +59,12 @@ rte_option_register(struct rte_option *opt)
                if (strcmp(opt->name, option->name) == 0) {
                        RTE_LOG(ERR, EAL, "Option %s has already been registered.\n",
                                        opt->name);
-                       return;
+                       return -1;
                }
        }
 
        TAILQ_INSERT_HEAD(&rte_option_list, opt, next);
+       return 0;
 }
 
 void