@@ -164,7 +164,7 @@ |
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| 164 | 164 | /** |
| 165 | 165 | * Check if certificate is valid |
| 166 | 166 | * @param Certificate $certificate |
| 167 | - * @return mixed |
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| 167 | + * @return null|Certificate |
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| 168 | 168 | * @throws RuntimeException |
| 169 | 169 | */ |
| 170 | 170 | private function checkCertValidity(Certificate $certificate = null) |