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-rw-r--r--sound/drivers/serial-u16550.c3
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 */