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-rw-r--r--drivers/serial/8250.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 24110f6f61e0..31b8cca179cd 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -1867,15 +1867,17 @@ static void wait_for_xmitr(struct uart_8250_port *up, int bits)
1867 unsigned int status, tmout = 10000; 1867 unsigned int status, tmout = 10000;
1868 1868
1869 /* Wait up to 10ms for the character(s) to be sent. */ 1869 /* Wait up to 10ms for the character(s) to be sent. */
1870 do { 1870 for (;;) {
1871 status = serial_in(up, UART_LSR); 1871 status = serial_in(up, UART_LSR);
1872 1872
1873 up->lsr_saved_flags |= status & LSR_SAVE_FLAGS; 1873 up->lsr_saved_flags |= status & LSR_SAVE_FLAGS;
1874 1874
1875 if ((status & bits) == bits)
1876 break;
1875 if (--tmout == 0) 1877 if (--tmout == 0)
1876 break; 1878 break;
1877 udelay(1); 1879 udelay(1);
1878 } while ((status & bits) != bits); 1880 }
1879 1881
1880 /* Wait up to 1s for flow control if necessary */ 1882 /* Wait up to 1s for flow control if necessary */
1881 if (up->port.flags & UPF_CONS_FLOW) { 1883 if (up->port.flags & UPF_CONS_FLOW) {