devm_spi_optimize_message() is a public function and needs EXPORT_SYMBOL_GPL. Reported-by: Jonathan Cameron <jic23@xxxxxxxxxx> Closes: https://lore.kernel.org/linux-iio/20240624204424.6a91a5e4@jic23-huawei/ Fixes: d4a0055fdc22 ("spi: add devm_spi_optimize_message() helper") Signed-off-by: David Lechner <dlechner@xxxxxxxxxxxx> --- drivers/spi/spi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 3f953504244b..814d66fc9753 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -4384,6 +4384,7 @@ int devm_spi_optimize_message(struct device *dev, struct spi_device *spi, return devm_add_action_or_reset(dev, devm_spi_unoptimize_message, msg); } +EXPORT_SYMBOL_GPL(devm_spi_optimize_message); /** * spi_async - asynchronous SPI transfer -- 2.45.2