[PATCH] initramfs: Avoid hanging mounts on failed update-initramfs

[PATCH] initramfs: Avoid hanging mounts on failed update-initramfs

[Anton Mikanovich]

If update-initramfs fails during do_generate_initramfs task execution
there will be mounts left behind.
Protect it with a trap for cleanup in case of failure.

Signed-off-by: Anton Mikanovich <amikan@ilbers.de>
---
 meta/classes/initramfs.bbclass | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/meta/classes/initramfs.bbclass b/meta/classes/initramfs.bbclass
index 42013356..0197a60b 100644
--- a/meta/classes/initramfs.bbclass
+++ b/meta/classes/initramfs.bbclass
@@ -35,6 +35,10 @@ do_generate_initramfs[sstate-inputdirs] = "${DEPLOYDIR}"
 do_generate_initramfs[sstate-outputdirs] = "${DEPLOY_DIR_IMAGE}"
 do_generate_initramfs() {
     rootfs_do_mounts
+
+    trap 'exit 1' INT HUP QUIT TERM ALRM USR1
+    trap 'rootfs_do_umounts' EXIT
+
     rootfs_do_qemu
 
     sudo -E chroot "${INITRAMFS_ROOTFS}" sh -c '\
-- 
2.34.1

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