[PATCH] serial: xilinx_uartps: make cdns_rs485_supported static

[Min-Hua Chen]

make cdns_rs485_supported static to fix the following sparse
warning:

drivers/tty/serial/xilinx_uartps.c:222:21: sparse: warning:
symbol 'cdns_rs485_supported' was not declared. Should it be static?

Signed-off-by: Min-Hua Chen <minhuadotchen at gmail.com>
---
 drivers/tty/serial/xilinx_uartps.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index 2acfcea403ce..777392914819 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -219,7 +219,7 @@ struct cdns_platform_data {
 	u32 quirks;
 };
 
-struct serial_rs485 cdns_rs485_supported = {
+static struct serial_rs485 cdns_rs485_supported = {
 	.flags = SER_RS485_ENABLED | SER_RS485_RTS_ON_SEND |
 		 SER_RS485_RTS_AFTER_SEND,
 	.delay_rts_before_send = 1,
-- 
2.43.0