From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Tue, 9 Apr 2013 01:21:23 +0000 (-0700)
Subject: staging: comedi: rti800: change return of rti800_ai_insn_read()
X-Git-Tag: next-20130422~28^2~150
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0181ae77e383ca86bc5182f816c09de2bc38c2d2;p=karo-tx-linux.git

staging: comedi: rti800: change return of rti800_ai_insn_read()

The comedi core expects the (*insn_read) functions to return the
number of data values actually read. Change the return from 'i'
to 'insn->n' to make this clearer.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/comedi/drivers/rti800.c b/drivers/staging/comedi/drivers/rti800.c
index 0084038a8b0d..bab8b31a731d 100644
--- a/drivers/staging/comedi/drivers/rti800.c
+++ b/drivers/staging/comedi/drivers/rti800.c
@@ -223,7 +223,7 @@ static int rti800_ai_insn_read(struct comedi_device *dev,
 			data[i] ^= 0x800;
 	}
 
-	return i;
+	return insn->n;
 }
 
 static int rti800_ao_insn_read(struct comedi_device *dev,