linux-kernel - [PATCH] phy: tegra: Handle return value of kasprintf

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-Id: <0a121b1761f0dc8fe9c5020e8d5c6dfd48c9a242.1505884381.git.arvind.yadav.cs@gmail.com>
Date:   Wed, 20 Sep 2017 12:35:57 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     kishon@...com, thierry.reding@...il.com, jonathanh@...dia.com
Cc:     linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org
Subject: [PATCH] phy: tegra: Handle return value of kasprintf

kasprintf() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 drivers/phy/tegra/xusb.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c
index 3cbcb25..4307bf0 100644
--- a/drivers/phy/tegra/xusb.c
+++ b/drivers/phy/tegra/xusb.c
@@ -454,6 +454,8 @@ struct tegra_xusb_lane *
 		char *name;
 
 		name = kasprintf(GFP_KERNEL, "%s-%u", type, index);
+		if (!name)
+			return ERR_PTR(-ENOMEM);
 		np = of_find_node_by_name(np, name);
 		kfree(name);
 	}
-- 
1.9.1