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Initialize the metadata map to fix panic #3075

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Jul 28, 2017
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Initialize the metadata map to fix panic #3075

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2 changes: 1 addition & 1 deletion builtin/credential/approle/validation.go
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Original file line number Diff line number Diff line change
Expand Up @@ -91,7 +91,7 @@ func (b *backend) validateRoleID(s logical.Storage, roleID string) (*roleStorage

// Validates the supplied RoleID and SecretID
func (b *backend) validateCredentials(req *logical.Request, data *framework.FieldData) (*roleStorageEntry, string, map[string]string, error) {
var metadata map[string]string
metadata := make(map[string]string)
// RoleID must be supplied during every login
roleID := strings.TrimSpace(data.Get("role_id").(string))
if roleID == "" {
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