From: Greg KH <greg@kroah.com>
To: Lee Jones <lee.jones@linaro.org>
Cc: stable@vger.kernel.org, Joe Moriarty <joe.moriarty@oracle.com>,
Steven Sistare <steven.sistare@oracle.com>,
Daniel Vetter <daniel.vetter@ffwll.ch>
Subject: Re: [PATCH 4.4 05/16] drm: NULL pointer dereference [null-pointer-deref] (CWE 476) problem
Date: Wed, 13 May 2020 11:36:25 +0200 [thread overview]
Message-ID: <20200513093625.GD830571@kroah.com> (raw)
In-Reply-To: <20200423204014.784944-6-lee.jones@linaro.org>
On Thu, Apr 23, 2020 at 09:40:03PM +0100, Lee Jones wrote:
> From: Joe Moriarty <joe.moriarty@oracle.com>
>
> [ Upstream commit 22a07038c0eaf4d1315a493ce66dcd255accba19 ]
>
> The Parfait (version 2.1.0) static code analysis tool found the
> following NULL pointer derefernce problem.
>
> - drivers/gpu/drm/drm_dp_mst_topology.c
> The call to drm_dp_calculate_rad() in function drm_dp_port_setup_pdt()
> could result in a NULL pointer being returned to port->mstb due to a
> failure to allocate memory for port->mstb.
>
> Signed-off-by: Joe Moriarty <joe.moriarty@oracle.com>
> Reviewed-by: Steven Sistare <steven.sistare@oracle.com>
> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
> Link: https://patchwork.freedesktop.org/patch/msgid/20180212195144.98323-3-joe.moriarty@oracle.com
> Signed-off-by: Lee Jones <lee.jones@linaro.org>
> ---
> drivers/gpu/drm/drm_dp_mst_topology.c | 8 +++++---
> 1 file changed, 5 insertions(+), 3 deletions(-)
Already in the 4.4.220 release.
next prev parent reply other threads:[~2020-05-13 9:36 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-23 20:39 [PATCH 4.4 00/16] Backported fixes taken from Sony's Vendor tree Lee Jones
2020-04-23 20:39 ` [PATCH 4.4 01/16] drm/msm: stop abusing dma_map/unmap for cache Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 02/16] gpiolib: Fix references to gpiod_[gs]et_*value_cansleep() variants Lee Jones
2020-05-13 9:34 ` Greg KH
2020-05-18 10:23 ` [PATCH 4.4 02/16 (v2)] " Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 03/16] devres: Align data[] to ARCH_KMALLOC_MINALIGN Lee Jones
2020-05-13 9:35 ` Greg Kroah-Hartman
2020-05-13 9:48 ` Geert Uytterhoeven
2020-05-13 10:10 ` David Laight
2020-05-13 11:05 ` Geert Uytterhoeven
2020-05-13 11:06 ` Geert Uytterhoeven
2020-05-13 12:37 ` David Laight
2020-05-13 13:26 ` Geert Uytterhoeven
2020-05-13 13:35 ` David Laight
2020-05-13 13:36 ` Peter Zijlstra
2020-05-13 13:50 ` David Laight
2020-04-23 20:40 ` [PATCH 4.4 04/16] crypto: talitos - Delete an error message for a failed memory allocation in talitos_edesc_alloc() Lee Jones
2020-05-13 9:36 ` Greg KH
2020-05-18 10:17 ` Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 05/16] drm: NULL pointer dereference [null-pointer-deref] (CWE 476) problem Lee Jones
2020-05-13 9:36 ` Greg KH [this message]
2020-04-23 20:40 ` [PATCH 4.4 06/16] clk: Fix debugfs_create_*() usage Lee Jones
2020-05-13 9:37 ` Greg KH
2020-05-18 10:08 ` Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 07/16] arm64: traps: Don't print stack or raw PC/LR values in backtraces Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 08/16] serial/sunsu: add missing of_node_put() Lee Jones
2020-05-06 8:23 ` Greg Kroah-Hartman
2020-05-06 9:02 ` Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 09/16] wil6210: increase firmware ready timeout Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 10/16] wil6210: fix temperature debugfs Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 11/16] scsi: ufs: ufs-qcom: remove broken hci version quirk Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 12/16] wil6210: rate limit wil_rx_refill error Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 13/16] rtc: pm8xxx: Fix issue in RTC write path Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 14/16] soc: qcom: smem: Use le32_to_cpu for comparison Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 15/16] of: fix missing kobject init for !SYSFS && OF_DYNAMIC config Lee Jones
2020-04-23 20:40 ` [PATCH 4.4 16/16] mm/vmalloc.c: move 'area->pages' after if statement Lee Jones
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