From 41647a814c72cc0834ee9165c6aa81667f14e3d1 Mon Sep 17 00:00:00 2001
From: Joachim Nilsson <troglobit@gmail.com>
Date: Mon, 6 Jan 2020 21:46:44 +0100
Subject: [PATCH] Handle improbable case were dev may be NULL, found by
 Coverity

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
---
 src/tty.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/tty.c b/src/tty.c
index 3f3f68f6..daf8512a 100644
--- a/src/tty.c
+++ b/src/tty.c
@@ -270,7 +270,8 @@ again:
 			/* Replace @console with actual device */
 			if (arg && !strcmp(arg, "@console"))
 				arg = dev;
-			entry->args[j++] = strdup(arg);
+			if (arg)
+				entry->args[j++] = strdup(arg);
 		}
 		entry->args[++j] = NULL;
 	}