Author: Julia Lawall <Julia.Lawall@lip6.fr> Fix some problems with the use of devm_ functions. devm_kzalloc: devm_kfree is not needed devm_ioremap: iounmap should not be used, no free is needed devm_request_irq: the devm_free_irq is followed by irq_dispose_mapping. I don’t know if it is safe to move the freeing of the irq in this case, so I have …