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From: Markus Elfring <Markus.Elfring@web.de>
To: Navid Emamdoost <emamd001@umn.edu>, Kangjie Lu <kjlu@umn.edu>,
	Stephen McCamant <smccaman@umn.edu>
Cc: kernel@pengutronix.de, David Airlie <airlied@linux.ie>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	kernel-janitors@vger.kernel.org,
	LKML <linux-kernel@vger.kernel.org>,
	dri-devel@lists.freedesktop.org, linux-imx@nxp.com,
	Daniel Vetter <daniel@ffwll.ch>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	linux-arm-kernel@lists.infradead.org,
	Navid Emamdoost <navid.emamdoost@gmail.com>
Subject: Re: drm/imx: Checking a kmemdup() call in imx_pd_bind()
Date: Mon, 7 Oct 2019 09:44:23 +0200
Message-ID: <1b86ce88-ec28-0710-b624-e1eded248da2@web.de> (raw)
In-Reply-To: <CAEkB2ETtVwtmkpup65D3wqyLn=84ZHt0QRo0dJK5GsV=-L=qVw@mail.gmail.com>

> I agree with you, kmemdup may fail so a null check seems necessary there.

Would this place (and similar ones) be pointed out for further considerations
also by the source code analysis tool which your software research group
seems to be developing?
https://github.com/umnsec/cheq/

Regards,
Markus

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  reply index

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-04 19:09 [PATCH] drm/imx: fix memory leak in imx_pd_bind Navid Emamdoost
2019-10-05 15:02 ` Markus Elfring
2019-10-12 11:54   ` Markus Elfring
2019-10-12 19:22     ` Navid Emamdoost
2019-10-06  9:33 ` drm/imx: Checking a kmemdup() call in imx_pd_bind() Markus Elfring
2019-10-07  4:26   ` Navid Emamdoost
2019-10-07  7:44     ` Markus Elfring [this message]
2019-10-12  9:04     ` [PATCH 0/2] drm/imx: Adjustments for two functions Markus Elfring
2019-10-12  9:07       ` [PATCH 1/2] drm/imx: Fix error handling for a kmemdup() call in imx_pd_bind() Markus Elfring
2019-10-12 19:16         ` Navid Emamdoost
2019-10-12 19:24           ` Julia Lawall
2019-10-12  9:10       ` [PATCH 2/2] drm/imx: Fix error handling for a kmemdup() call in imx_ldb_panel_ddc() Markus Elfring
2019-11-21 18:31 ` [PATCH] drm/imx: fix memory leak in imx_pd_bind Navid Emamdoost
2019-11-22  7:22   ` Marco Felsch
2019-11-22 17:43     ` Navid Emamdoost

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