Removing unnecessary conditionals from block storage
diff --git a/openstack/blockstorage/v1/apiversions/results.go b/openstack/blockstorage/v1/apiversions/results.go
index c4ac157..ea2f7f5 100644
--- a/openstack/blockstorage/v1/apiversions/results.go
+++ b/openstack/blockstorage/v1/apiversions/results.go
@@ -37,11 +37,8 @@
 	}
 
 	err := mapstructure.Decode(page.(APIVersionPage).Body, &resp)
-	if err != nil {
-		return nil, err
-	}
 
-	return resp.Versions, nil
+	return resp.Versions, err
 }
 
 // GetResult represents the result of a get operation.
@@ -56,9 +53,6 @@
 	}
 
 	err := mapstructure.Decode(r.Resp, &resp)
-	if err != nil {
-		return nil, err
-	}
 
-	return resp.Version, nil
+	return resp.Version, err
 }
diff --git a/openstack/blockstorage/v1/snapshots/results.go b/openstack/blockstorage/v1/snapshots/results.go
index 9509bca..d23090d 100644
--- a/openstack/blockstorage/v1/snapshots/results.go
+++ b/openstack/blockstorage/v1/snapshots/results.go
@@ -1,8 +1,6 @@
 package snapshots
 
 import (
-	"fmt"
-
 	"github.com/rackspace/gophercloud"
 	"github.com/rackspace/gophercloud/pagination"
 
@@ -91,8 +89,6 @@
 	}
 
 	err := mapstructure.Decode(r.Resp, &res)
-	if err != nil {
-		return nil, fmt.Errorf("snapshots: Error decoding snapshots.commonResult: %v", err)
-	}
-	return res.Snapshot, nil
+
+	return res.Snapshot, err
 }
diff --git a/openstack/blockstorage/v1/volumes/results.go b/openstack/blockstorage/v1/volumes/results.go
index 78c863f..78eb6c1 100644
--- a/openstack/blockstorage/v1/volumes/results.go
+++ b/openstack/blockstorage/v1/volumes/results.go
@@ -1,8 +1,6 @@
 package volumes
 
 import (
-	"fmt"
-
 	"github.com/rackspace/gophercloud"
 	"github.com/rackspace/gophercloud/pagination"
 
@@ -80,8 +78,6 @@
 	}
 
 	err := mapstructure.Decode(r.Resp, &res)
-	if err != nil {
-		return nil, fmt.Errorf("volumes: Error decoding volumes.commonResult: %v", err)
-	}
-	return res.Volume, nil
+
+	return res.Volume, err
 }
diff --git a/openstack/blockstorage/v1/volumetypes/results.go b/openstack/blockstorage/v1/volumetypes/results.go
index 8e5932a..77cc1f5 100644
--- a/openstack/blockstorage/v1/volumetypes/results.go
+++ b/openstack/blockstorage/v1/volumetypes/results.go
@@ -1,8 +1,6 @@
 package volumetypes
 
 import (
-	"fmt"
-
 	"github.com/mitchellh/mapstructure"
 	"github.com/rackspace/gophercloud"
 	"github.com/rackspace/gophercloud/pagination"
@@ -64,9 +62,6 @@
 	}
 
 	err := mapstructure.Decode(r.Resp, &res)
-	if err != nil {
-		return nil, fmt.Errorf("Error decoding Volume Type: %v", err)
-	}
 
-	return res.VolumeType, nil
+	return res.VolumeType, err
 }