Fix minor doc issue
diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index 67c62b7..96643eb 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -976,7 +976,7 @@
  *                 pointers and data.
  *
  * \param ssl      SSL context
- * \return         0 if successful, or POLASSL_ERR_SSL_MALLOC_FAILED,
+ * \return         0 if successful, or MBEDTLS_ERR_SSL_ALLOC_FAILED,
                    MBEDTLS_ERR_SSL_HW_ACCEL_FAILED or
  *                 MBEDTLS_ERR_SSL_COMPRESSION_FAILED
  */