From: Ján Tomko <jtomko@redhat.com>
Date: Thu, 7 Mar 2024 12:36:45 +0000 (+0100)
Subject: qemu: virtiofs: error out if getting the group or user name fails
X-Git-Tag: v10.2.0-rc1~38
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c9de7a1c3bca9f0732205f2c2b84526781dbf5e5;p=thirdparty%2Flibvirt.git

qemu: virtiofs: error out if getting the group or user name fails

Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
---

diff --git a/src/qemu/qemu_virtiofs.c b/src/qemu/qemu_virtiofs.c
index d80cddd3ba..78897d8177 100644
--- a/src/qemu/qemu_virtiofs.c
+++ b/src/qemu/qemu_virtiofs.c
@@ -388,6 +388,9 @@ qemuVirtioFSPrepareIdMap(virDomainFSDef *fs)
     username = virGetUserName(euid);
     groupname = virGetGroupName(egid);
 
+    if (!username || !groupname)
+        return -1;
+
     fs->idmap.uidmap = g_new0(virDomainIdMapEntry, 2);
     fs->idmap.gidmap = g_new0(virDomainIdMapEntry, 2);