From 090685b5a10f9a1b896b0228572c8d54667354cf Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 4 Nov 2020 18:14:54 +0100
Subject: [PATCH] cryptsetup: use strjoin() for concatenating strings

---
 src/cryptsetup/cryptsetup.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/cryptsetup/cryptsetup.c b/src/cryptsetup/cryptsetup.c
index 6ccb152d10..f0761ac8aa 100644
--- a/src/cryptsetup/cryptsetup.c
+++ b/src/cryptsetup/cryptsetup.c
@@ -353,7 +353,8 @@ static char *disk_mount_point(const char *label) {
 
         /* Yeah, we don't support native systemd unit files here for now */
 
-        if (asprintf(&device, "/dev/mapper/%s", label) < 0)
+        device = strjoin("/dev/mapper/", label);
+        if (!device)
                 return NULL;
 
         f = setmntent(fstab_path(), "re");