[Settings] show_setting() functions return snprintf()-style length.

[people/mcb30/gpxe.git] / src / hci / commands / nvo_cmd.c

diff --git a/src/hci/commands/nvo_cmd.c b/src/hci/commands/nvo_cmd.c
index 4392787..4c453c7 100644 (file)
--- a/src/hci/commands/nvo_cmd.c
+++ b/src/hci/commands/nvo_cmd.c
@@ -28,7 +28,7 @@ static int show_exec ( int argc, char **argv ) {
 
        dummy_context.options = ugly_nvo_hack->options;
        if ( ( rc = show_named_setting ( &dummy_context, argv[1], buf,
-                                        sizeof ( buf ) ) ) != 0 ) {
+                                        sizeof ( buf ) ) ) < 0 ) {
                printf ( "Could not find \"%s\": %s\n",
                         argv[1], strerror ( -rc ) );
                return 1;