From: Aaron Conole <aconole@redhat.com>
Date: Wed, 22 Mar 2017 20:19:32 +0000 (-0400)
Subject: eal: set errno when exiting for already initialized
X-Git-Tag: spdx-start~4409
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=8f113d9818500240f05237e4294c7cae8dcef52f;p=dpdk.git

eal: set errno when exiting for already initialized

Signed-off-by: Aaron Conole <aconole@redhat.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
---

diff --git a/lib/librte_eal/bsdapp/eal/eal.c b/lib/librte_eal/bsdapp/eal/eal.c
index a71566ca0f..a7a3a25597 100644
--- a/lib/librte_eal/bsdapp/eal/eal.c
+++ b/lib/librte_eal/bsdapp/eal/eal.c
@@ -511,8 +511,11 @@ rte_eal_init(int argc, char **argv)
 		return -1;
 	}
 
-	if (!rte_atomic32_test_and_set(&run_once))
+	if (!rte_atomic32_test_and_set(&run_once)) {
+		rte_eal_init_alert("already called initialization.");
+		rte_errno = EALREADY;
 		return -1;
+	}
 
 	thread_id = pthread_self();
 
diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 5a92b2875b..564cac37ce 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -765,8 +765,11 @@ rte_eal_init(int argc, char **argv)
 		return -1;
 	}
 
-	if (!rte_atomic32_test_and_set(&run_once))
+	if (!rte_atomic32_test_and_set(&run_once)) {
+		rte_eal_init_alert("already called initialization.");
+		rte_errno = EALREADY;
 		return -1;
+	}
 
 	logid = strrchr(argv[0], '/');
 	logid = strdup(logid ? logid + 1: argv[0]);