From: Thomas Koeller <thomas.koeller@baslerweb.com>

Signed-off-by: Thomas Koeller <thomas.koeller@baslerweb.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/serial/8250.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

diff -puN drivers/serial/8250.c~8250-fix-gcc4-signed-unsigned-mismatch-warning drivers/serial/8250.c
--- a/drivers/serial/8250.c~8250-fix-gcc4-signed-unsigned-mismatch-warning
+++ a/drivers/serial/8250.c
@@ -1196,7 +1196,7 @@ static void serial8250_enable_ms(struct 
 }
 
 static void
-receive_chars(struct uart_8250_port *up, int *status)
+receive_chars(struct uart_8250_port *up, unsigned int *status)
 {
 	struct tty_struct *tty = up->port.info->tty;
 	unsigned char ch, lsr = *status;
_