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We now have three places within the same file doing the same operation of freeing this pointer and setting it anew. A helper makes this arguably easier to read, so add one. Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Reviewed-by: Andrzej Hajda <a.hajda@samsung.com> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de> Link: https://lore.kernel.org/r/20210323153714.25120-2-a.fatoum@pengutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>