Re: [PATCH -next] phy: mediatek: Mark mtk_mipi_tx_driver with static keyword

Fix the following sparse warning:

drivers/phy/mediatek/phy-mtk-mipi-dsi.c:237:24: warning: symbol 'mtk_mipi_tx_driver' was not declared. Should it be static?

Signed-off-by: Zou Wei <redacted>
---
 drivers/phy/mediatek/phy-mtk-mipi-dsi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/phy/mediatek/phy-mtk-mipi-dsi.c b/drivers/phy/mediatek/phy-mtk-mipi-dsi.c
index 18c4812..eeb357b 100644
--- a/drivers/phy/mediatek/phy-mtk-mipi-dsi.c
+++ b/drivers/phy/mediatek/phy-mtk-mipi-dsi.c

@@ -234,7 +234,7 @@ static const struct of_device_id mtk_mipi_tx_match[] = {
 	{ },
 };
 
-struct platform_driver mtk_mipi_tx_driver = {
+static struct platform_driver mtk_mipi_tx_driver = {
 	.probe = mtk_mipi_tx_probe,
 	.remove = mtk_mipi_tx_remove,
 	.driver = {