1 files changed, 2 insertions, 1 deletions

diff --git a/sound/drivers/serial-u16550.c b/sound/drivers/serial-u16550.c
index 3958dbd626b2..f4156011945f 100644
--- a/sound/drivers/serial-u16550.c
+++ b/sound/drivers/serial-u16550.c
@@ -43,6 +43,7 @@
 #include <sound/initval.h>
 
 #include <linux/serial_reg.h>
+#include <linux/jiffies.h>
 
 #include <asm/io.h>
 
@@ -694,7 +695,7 @@ static void snd_uart16550_output_write(struct snd_rawmidi_substream *substream)
                             (uart->adaptor == SNDRV_SERIAL_SOUNDCANVAS ||
                              uart->adaptor == SNDRV_SERIAL_GENERIC) &&
                             (uart->prev_out != substream->number ||
-                             jiffies-lasttime > 3*HZ)) {
+                             time_after(jiffies, lasttime + 3*HZ))) {
 
                                 if (snd_uart16550_buffer_can_write(uart, 3)) {
                                         /* Roland Soundcanvas part selection */