linux-kernel - [PATCH 05/27] drivers/gpu/host1x/drm: don't check resource with devm_ioremap

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 23 Jul 2013 20:01:38 +0200
From:	Wolfram Sang <wsa@...-dreams.de>
To:	linux-kernel@...r.kernel.org
Cc:	Wolfram Sang <wsa@...-dreams.de>,
	Thierry Reding <thierry.reding@...il.com>,
	Terje Bergström <tbergstrom@...dia.com>,
	dri-devel@...ts.freedesktop.org, linux-tegra@...r.kernel.org
Subject: [PATCH 05/27] drivers/gpu/host1x/drm: don't check resource with devm_ioremap_resource

devm_ioremap_resource does sanity checks on the given resource. No need to
duplicate this in the driver.

Signed-off-by: Wolfram Sang <wsa@...-dreams.de>
---
Please apply via the subsystem-tree.

 drivers/gpu/host1x/drm/hdmi.c |    3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/gpu/host1x/drm/hdmi.c b/drivers/gpu/host1x/drm/hdmi.c
index 01097da..9ffece6 100644
--- a/drivers/gpu/host1x/drm/hdmi.c
+++ b/drivers/gpu/host1x/drm/hdmi.c
@@ -1248,9 +1248,6 @@ static int tegra_hdmi_probe(struct platform_device *pdev)
 		return err;
 
 	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!regs)
-		return -ENXIO;
-
 	hdmi->regs = devm_ioremap_resource(&pdev->dev, regs);
 	if (IS_ERR(hdmi->regs))
 		return PTR_ERR(hdmi->regs);
-- 
1.7.10.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/