New upstream version 16.11.4

[deb_dpdk.git] / examples / l3fwd-acl / main.c

diff --git a/examples/l3fwd-acl/main.c b/examples/l3fwd-acl/main.c
index 9307d48..0d0d8bf 100644 (file)
--- a/examples/l3fwd-acl/main.c
+++ b/examples/l3fwd-acl/main.c
@@ -1027,6 +1027,7 @@ add_rules(const char *rule_path,
        char buff[LINE_MAX];
        FILE *fh = fopen(rule_path, "rb");
        unsigned int i = 0;
+       int val;
 
        if (fh == NULL)
                rte_exit(EXIT_FAILURE, "%s: Open %s failed\n", __func__,
@@ -1043,7 +1044,11 @@ add_rules(const char *rule_path,
                rte_exit(EXIT_FAILURE, "Not find any route entries in %s!\n",
                                rule_path);
 
-       fseek(fh, 0, SEEK_SET);
+       val = fseek(fh, 0, SEEK_SET);
+       if (val < 0) {
+               rte_exit(EXIT_FAILURE, "%s: File seek operation failed\n",
+                       __func__);
+       }
 
        acl_rules = calloc(acl_num, rule_size);