spi: spi-dw-dma: fix print error log when wait finish transaction

If an error occurs, the device may not have a current message. In this
case, the system will crash.

In this case, it's better to use dev from the struct ctlr (struct spi_controller*).

Signed-off-by: Vladimir Yakovlev <vovchkir@gmail.com>
Link: https://patch.msgid.link/20260302222017.992228-2-vovchkir@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

Author: vmyakovlev

drivers/spi/spi-dw-dma.c

@@ -271,7 +271,7 @@ static int dw_spi_dma_wait(struct dw_spi *dws, unsigned int len, u32 speed)
 					 msecs_to_jiffies(ms));
 
 	if (ms == 0) {
-		dev_err(&dws->ctlr->cur_msg->spi->dev,
+		dev_err(&dws->ctlr->dev,
 			"DMA transaction timed out\n");
 		return -ETIMEDOUT;
 	}