mfd: tps6594: Fix an error code in probe()

These error paths accidentally return success when they should return
-EINVAL.

Fixes: 325bec71 ("mfd: tps6594: Add driver for TI TPS6594 PMIC")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/49f7cd8f-f7eb-40f1-91e8-291620c684df@kili.mountainSigned-off-by: Lee Jones <lee@kernel.org>

drivers/mfd/tps6594-i2c.c

@@ -222,7 +222,7 @@ static int tps6594_i2c_probe(struct i2c_client *client)
 
 	match = of_match_device(tps6594_i2c_of_match_table, dev);
 	if (!match)
-		return dev_err_probe(dev, PTR_ERR(match), "Failed to find matching chip ID\n");
+		return dev_err_probe(dev, -EINVAL, "Failed to find matching chip ID\n");
 	tps->chip_id = (unsigned long)match->data;
 
 	crc8_populate_msb(tps6594_i2c_crc_table, TPS6594_CRC8_POLYNOMIAL);

drivers/mfd/tps6594-spi.c

@@ -107,7 +107,7 @@ static int tps6594_spi_probe(struct spi_device *spi)
 
 	match = of_match_device(tps6594_spi_of_match_table, dev);
 	if (!match)
-		return dev_err_probe(dev, PTR_ERR(match), "Failed to find matching chip ID\n");
+		return dev_err_probe(dev, -EINVAL, "Failed to find matching chip ID\n");
 	tps->chip_id = (unsigned long)match->data;
 
 	crc8_populate_msb(tps6594_spi_crc_table, TPS6594_CRC8_POLYNOMIAL);