From: Frank Mori Hess <fmhess@speakeasy.net>
Date: Sat, 31 Jan 2004 21:58:10 +0000 (+0000)
Subject: check for nonzero return from schedule_timeout()
X-Git-Tag: r0_7_69~124
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=76550277d318ba8284c8762f65fdf17e9c338b41;p=comedi.git

check for nonzero return from schedule_timeout()
---

diff --git a/comedi/drivers/ni_mio_common.c b/comedi/drivers/ni_mio_common.c
index defb30be..892e4a8d 100644
--- a/comedi/drivers/ni_mio_common.c
+++ b/comedi/drivers/ni_mio_common.c
@@ -1273,7 +1273,10 @@ static int cs5529_ai_insn_read(comedi_device *dev,comedi_subdevice *s,comedi_ins
 			/* this can't be called from RT, but why would someone want to mess with
 			 * this calibration adc from RT priority? */
 			set_current_state(TASK_INTERRUPTIBLE);
-			schedule_timeout(1);
+			if(schedule_timeout(1))
+			{
+				return -EIO;
+			}
 		}
 		if(i == timeout)
 		{