2.6.25.2

 drivers

 serial

diff --git a/drivers/serial/dz.c b/drivers/serial/dz.c
index 116211f..0dddd68 100644
--- a/drivers/serial/dz.c
+++ b/drivers/serial/dz.c
@@ -819,7 +819,7 @@ static void dz_console_putchar(struct uart_port *uport, int ch)
       dz_out(dport, DZ_TCR, mask);
       iob();
       udelay(2);
-   } while (loops--);
+   } while (--loops);
 
    if (loops)            /* Cannot send otherwise. */
       dz_out(dport, DZ_TDR, ch);