From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 13 Dec 2021 22:12:45 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mwscn-005gG7-3X for lore@lore.pengutronix.de; Mon, 13 Dec 2021 22:12:45 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mwscl-0004JE-K4 for lore@pengutronix.de; Mon, 13 Dec 2021 22:12:44 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Cc:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=XBbw7fe53syTBABv3v4TYYK2CaQuhndBdE2DvWcJtGY=; b=RgLMrKoF0toXyq CLLQqcfHZlMm0ulmECVGPFZsQWTefpn+63BAoyYIbXuFfuBX8oxtGywFeNyY6/D+2QxX8zOBaX3tc dyLie9Vu1Y+IyFbhWufk7o/fMqcKLmvrr8eGTPd1u8mL+5GbAHXZrAZssqQTVASUlou1j1JoIzzdY u+S+Oo+dxEqlUTgD8Oq4gPsVPHQ8KRFoNEsRE++rfU5FmvDeHnOpGOq/3iidvUHJqyuGbTBuA08qA u6zN1UnLiV/oNpmQrCWJYq5tyDvgq+y9nyIIpNyWBB+45gOvkLfPtM3CmUBJNdx5hFXZnloBlSJAW yJK3CCsdApQb22MEKZgg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mwsbF-00BPyM-Au; Mon, 13 Dec 2021 21:11:11 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mwsZU-00BOuk-CD for barebox@lists.infradead.org; Mon, 13 Dec 2021 21:09:23 +0000 Received: from dude02.hi.pengutronix.de ([2001:67c:670:100:1d::28]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mwsZK-0002T4-V4; Mon, 13 Dec 2021 22:09:10 +0100 Received: from sha by dude02.hi.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1mwsZJ-00EGpI-Ad; Mon, 13 Dec 2021 22:09:09 +0100 From: Sascha Hauer To: Barebox List Date: Mon, 13 Dec 2021 22:08:56 +0100 Message-Id: <20211213210905.3399551-17-s.hauer@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211213210905.3399551-1-s.hauer@pengutronix.de> References: <20211213210905.3399551-1-s.hauer@pengutronix.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211213_130920_509384_383EAC84 X-CRM114-Status: GOOD ( 10.76 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:e::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.0 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH 16/25] efi-stdio: limit set_cursor to screen size boundaries X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) set_cursor_position() may only be called with values actually inside the screen. Limit the values accordingly. Signed-off-by: Sascha Hauer --- drivers/serial/efi-stdio.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/serial/efi-stdio.c b/drivers/serial/efi-stdio.c index dacdb74934..0ba8d3f6c0 100644 --- a/drivers/serial/efi-stdio.c +++ b/drivers/serial/efi-stdio.c @@ -244,8 +244,11 @@ static int efi_process_square_bracket(struct efi_console_priv *priv, const char } break; case 'H': - if (arg0 >= 0 && arg1 >= 0) - priv->out->set_cursor_position(priv->out, arg1 - 1, arg0 - 1); + if (arg0 >= 0 && arg1 >= 0) { + int row = min_t(int, arg0, priv->rows); + int col = min_t(int, arg1, priv->columns); + priv->out->set_cursor_position(priv->out, col - 1, row - 1); + } break; case 'm': switch (arg0) { -- 2.30.2 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox