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fix bogus crit log message "SSL_shutdown() failed" introduced in r1755
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@ -1037,17 +1037,14 @@ ngx_ssl_shutdown(ngx_connection_t *c)
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/* SSL_shutdown() never returns -1, on error it returns 0 */
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if (n != 1) {
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if (n != 1 && ERR_peek_error()) {
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sslerr = SSL_get_error(c->ssl->connection, n);
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ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
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"SSL_get_error: %d", sslerr);
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}
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if (n == 1
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|| sslerr == SSL_ERROR_ZERO_RETURN
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|| (sslerr == 0 && c->timedout))
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{
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if (n == 1 || sslerr == 0 || sslerr == SSL_ERROR_ZERO_RETURN) {
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SSL_free(c->ssl->connection);
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c->ssl = NULL;
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