[dpdk-dev] [RFC 09/23] eal: set errno when exiting for already called

[Aaron Conole]

Signed-off-by: Aaron Conole <aconole at redhat.com>
---
 lib/librte_eal/linuxapp/eal/eal.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 31d3bba..f996047 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -756,8 +756,10 @@ 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)) {
+		errno = EALREADY;
 		return -1;
+	}
 
 	logid = strrchr(argv[0], '/');
 	logid = strdup(logid ? logid + 1: argv[0]);
-- 
2.7.4