kernel-install: respect $TMPDIR

diff --git a/src/kernel-install/kernel-install.in b/src/kernel-install/kernel-install.in
index 293ed044d1688ec4fcba595afeadbc78364aa835..b596d0c33ec36ababc731c93972256dbe4bfc57f 100755 (executable)
--- a/src/kernel-install/kernel-install.in
+++ b/src/kernel-install/kernel-install.in
@@ -204,7 +204,7 @@ cleanup() {
 
 trap cleanup EXIT
 
-KERNEL_INSTALL_STAGING_AREA="$(mktemp -d -t -p /tmp kernel-install.staging.XXXXXXX)"
+KERNEL_INSTALL_STAGING_AREA="$(mktemp -d -t kernel-install.staging.XXXXXXX)"
 
 export KERNEL_INSTALL_MACHINE_ID="$MACHINE_ID"
 export KERNEL_INSTALL_ENTRY_TOKEN="$ENTRY_TOKEN"