[PATCH 2/3] staging: comedi: serial2002: usleep_range is preferred over udelay

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Fix checkpatch issue: "CHECK: usleep_range is preferred over udelay;
see Documentation/timers/timers-howto.txt". Replace the udelay() with
usleep_range() with a reasonable upper limit.

Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/staging/comedi/drivers/serial2002.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/comedi/drivers/serial2002.c b/drivers/staging/comedi/drivers/serial2002.c
index 186ddd4..c6f9855 100644
--- a/drivers/staging/comedi/drivers/serial2002.c
+++ b/drivers/staging/comedi/drivers/serial2002.c
@@ -175,7 +175,7 @@ static int serial2002_tty_read(struct file *f, int timeout)
 					result = ch;
 					break;
 				}
-				udelay(100);
+				usleep_range(100, 1000);
 			}
 		}
 		set_fs(oldfs);
-- 
2.4.3

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