Upstream changeset: r5870
Fix error seen in sensors-detect if i2c bus numbering is not
sequential.

---
 prog/detect/sensors-detect |    1 +
 1 file changed, 1 insertion(+)

--- lm_sensors-3.2.0.orig/prog/detect/sensors-detect
+++ lm_sensors-3.2.0/prog/detect/sensors-detect
@@ -5933,6 +5933,7 @@ sub generate_modprobes
 	# the adapter drivers so that the numbers will be the same. If not, then
 	# we only load the adapter drivers which are useful.
 	foreach $adap (@i2c_adapters) {
+		next unless defined $adap;
 		next if $adap->{autoload};
 		next if $adap->{driver} eq 'UNKNOWN';
 		next if not defined $configfile and not $adap->{used};