lib/xmlrpc: use %v to convert non-string type on GetFieldAsString

Previously, if GetFieldAsString is called and the struct field type is
not string, it will return "%s(<type>=<value>)" instead of the value
in string.

This commit fix this issue by using %v to convert non-string type.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/xmlrpc/value.go b/lib/xmlrpc/value.go
index ec2f42a0..99921014 100644
--- a/lib/xmlrpc/value.go
+++ b/lib/xmlrpc/value.go
@@ -167,7 +167,7 @@ func (v *Value) GetFieldAsString(key string) string {
 	}
 	s, ok := mv.In.(string)
 	if !ok {
-		return fmt.Sprintf("%s", mv.In)
+		return fmt.Sprintf("%v", mv.In)
 	}
 	return s
 }