[PATCH] spi: spidev: Use "%u" to format __u32

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On 64-bit with CONFIG_SPI_DEBUG=y and #define VERBOSE:

    drivers/spi/spidev.c:287:3: warning: format '%zd' expects argument of type 'signed size_t', but argument 4 has type '__u32' [-Wformat=]

Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
 drivers/spi/spidev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index 91a0fcd724230809..9a8e47c452f40cb6 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -284,7 +284,7 @@ static int spidev_message(struct spidev_data *spidev,
 			k_tmp->speed_hz = spidev->speed_hz;
 #ifdef VERBOSE
 		dev_dbg(&spidev->spi->dev,
-			"  xfer len %zd %s%s%s%dbits %u usec %uHz\n",
+			"  xfer len %u %s%s%s%dbits %u usec %uHz\n",
 			u_tmp->len,
 			u_tmp->rx_buf ? "rx " : "",
 			u_tmp->tx_buf ? "tx " : "",
-- 
1.9.1

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