confile: config_utsname()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

confile: config_utsname()
71162625 · Christian Brauner · Stéphane Graber · 21304bdd · 71162625
Unverified Commit 71162625 authored May 30, 2017 by Christian Brauner Committed by Stéphane Graber Jul 01, 2017
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confile.c src/lxc/confile.c +4 -3

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--- a/src/lxc/confile.c
+++ b/src/lxc/confile.c
@@ -2045,8 +2045,10 @@ static int config_utsname(const char *key, const char *value,
 {
 	struct utsname *utsname;

-	if (config_value_empty(value))
+	if (config_value_empty(value)) {
+		lxc_clear_config_item(lxc_conf, key);
 		return 0;
+	}

 	utsname = malloc(sizeof(*utsname));
 	if (!utsname) {
@@ -2055,8 +2057,7 @@ static int config_utsname(const char *key, const char *value,
 	}

 	if (strlen(value) >= sizeof(utsname->nodename)) {
-		ERROR("node name '%s' is too long",
-			      value);
+		ERROR("node name '%s' is too long", value);
 		free(utsname);
 		return -1;
 	}