From b06cecc1516910dc9486d2a74f0a2777a6b35791 Mon Sep 17 00:00:00 2001
From: Ian Abbott <abbotti@mev.co.uk>
Date: Wed, 17 Feb 2010 18:28:15 +0000
Subject: [PATCH] comedi_find_range() should skip ranges that don't match
 specified units.

---
 lib/range.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/range.c b/lib/range.c
index 361ac68..d3f74be 100644
--- a/lib/range.c
+++ b/lib/range.c
@@ -111,7 +111,7 @@ int _comedi_find_range(comedi_t *it,unsigned int subd,unsigned int chan,unsigned
 	best_ptr=NULL;
 	for(i=0;i<RANGE_LENGTH(range_type);i++){
 		range_ptr=comedi_get_range(it,subd,chan,i);
-		if(range_ptr->min<=min && range_ptr->max>=max){
+		if(range_ptr->unit==unit && range_ptr->min<=min && range_ptr->max>=max){
 			if(best<0 || (range_ptr->max-range_ptr->min) < 
 			   (best_ptr->max-best_ptr->min)){
 				best=i;
-- 
2.26.2