Sync OpenBSD patchset 1095:

Fix printing commands with no arguments, from Benjamin Poirier.

1 files changed, 3 insertions, 4 deletions

diff --git a/cmd.c b/cmd.c
index 2763a603..f231b230 100644
--- a/cmd.c
+++ b/cmd.c
@@ -303,11 +303,10 @@ cmd_print(struct cmd *cmd, char *buf, size_t len)
 	if (off < len) {
 		used = args_print(cmd->args, buf + off, len - off);
 		if (used == 0)
-			buf[off - 1] = '\0';
-		else {
+			off--;
+		else
 			off += used;
-			buf[off] = '\0';
-		}
+		buf[off] = '\0';
 	}
 	return (off);
 }