From: Justin Pettit <jpettit@nicira.com>
Date: Mon, 5 May 2008 05:29:48 +0000 (-0700)
Subject: Get rid of compiler warning under gcc 4.2.
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0b22dde033db283834eff05b71ee567dd3a89e51;p=openvswitch

Get rid of compiler warning under gcc 4.2.
---

diff --git a/datapath/unit.c b/datapath/unit.c
index 94a4439c..73aee7bd 100644
--- a/datapath/unit.c
+++ b/datapath/unit.c
@@ -72,7 +72,11 @@ static int run_test(const char *name, size_t len)
 int unit_init(void)
 {
 	int n_pass = 0, n_fail = 0;
-	char *p = run ?: "";
+	char *p = run;
+
+	if (p == NULL) {
+		p = "";
+	}
 	for (;;) {
 		static const char white_space[] = " \t\r\n\v,";
 		int len;