From bee1e06055234fa413034e632ec1d6a9f7d4451f Mon Sep 17 00:00:00 2001
From: Maciej Zygmanowski <sppmacd@pm.me>
Date: Fri, 4 Jun 2021 17:10:24 +0200
Subject: [PATCH] hostname: Handle 'sethostname' errors

---
 Userland/Utilities/hostname.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Userland/Utilities/hostname.cpp b/Userland/Utilities/hostname.cpp
index 4694480903..b620242f50 100644
--- a/Userland/Utilities/hostname.cpp
+++ b/Userland/Utilities/hostname.cpp
@@ -31,7 +31,11 @@ int main(int argc, char** argv)
             warnln("Hostname must be less than {} characters", HOST_NAME_MAX);
             return 1;
         }
-        sethostname(hostname, strlen(hostname));
+        int rc = sethostname(hostname, strlen(hostname));
+        if (rc < 0) {
+            perror("sethostname");
+            return 1;
+        }
     }
     return 0;
 }