Author: Julia Lawall <Julia.Lawall@lip6.fr> Free_irq is not needed if there has been no request_irq. Free_irq is removed from both the probe and remove functions. The correct request_irq and free_irq appear to be in the add_host and remove_host functions in spi-dw.c. A simplified version of the semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) …
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