2 files changed, 16 insertions, 0 deletions
diff --git a/mtdutils/mounts.c b/mtdutils/mounts.c
index 6a9b03d..41efa37 100644
--- a/mtdutils/mounts.c
+++ b/mtdutils/mounts.c
@@ -153,6 +153,21 @@ unmount_mounted_volume(const MountedVolume *volume)
 }
 
 int
+unmount_mounted_volume_detach(const MountedVolume *volume)
+{
+    /* Intentionally pass NULL to umount if the caller tries
+     * to unmount a volume they already unmounted using this
+     * function.
+     */
+    int ret = umount2(volume->mount_point, MNT_DETACH);
+    if (ret == 0) {
+        free_volume_internals(volume, 1);
+        return 0;
+    }
+    return ret;
+}
+
+int
 remount_read_only(const MountedVolume* volume)
 {
     return mount(volume->device, volume->mount_point, volume->filesystem,
diff --git a/mtdutils/mounts.h b/mtdutils/mounts.h
index d721355..c8318c0 100644
--- a/mtdutils/mounts.h
+++ b/mtdutils/mounts.h
@@ -31,6 +31,7 @@ const MountedVolume *
 find_mounted_volume_by_mount_point(const char *mount_point);
 
 int unmount_mounted_volume(const MountedVolume *volume);
+int unmount_mounted_volume_detach(const MountedVolume *volume);
 
 int remount_read_only(const MountedVolume* volume);