inotify: handle possible memleak on error path
inotify: handle possible memleak on error path

fix possible memleak of hotplug buffer in error paths when getting the
manifest blob.

Signed-off-by: Rui Miguel Silva <f529045c86d2c13bbdfc6f0cc7c0e057c243b006@linaro.org>
Reviewed-by: Alex Elder <f429030cf5c0faf36fac3d102073b6e63a647baa@linaro.org>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@google.com>

bcousson/gbsim,bcousson/gbsim,gregkh/gbsim,bcousson/gbsim,projectara/gbsim,gregkh/gbsim,projectara/gbsim