From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Umang Jain <umang.jain@ideasonboard.com>
Cc: linux-staging@lists.linux.dev,
linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-media@vger.kernel.org,
Stefan Wahren <stefan.wahren@i2se.com>,
Dan Carpenter <error27@gmail.com>,
Kieran Bingham <kieran.bingham@ideasonboard.com>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Phil Elwell <phil@raspberrypi.com>,
Dave Stevenson <dave.stevenson@raspberrypi.com>,
"Ricardo B . Marliere" <ricardo@marliere.net>
Subject: Re: [PATCH 1/9] staging: vc04_services: vchiq_core: Log through struct vchiq_instance
Date: Thu, 23 Nov 2023 12:57:33 +0000 [thread overview]
Message-ID: <2023112324-boxing-amiss-6df8@gregkh> (raw)
In-Reply-To: <20231107095156.365492-2-umang.jain@ideasonboard.com>
On Tue, Nov 07, 2023 at 04:51:48AM -0500, Umang Jain wrote:
> The handle_to_service() helper can return NULL, so `service` pointer
> can indeed be set to NULL. So, do not log through service pointer
> (which will cause NULL-deference), instead, use the vchiq_instance
> function argument to get access to the struct device.
>
> Fixes: f67af5940d6d("staging: vc04: Convert(and rename) vchiq_log_info() to use dynamic debug")
You need a space there :(
WARNING: multiple messages have this Message-ID (diff)
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Umang Jain <umang.jain@ideasonboard.com>
Cc: linux-staging@lists.linux.dev,
linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-media@vger.kernel.org,
Stefan Wahren <stefan.wahren@i2se.com>,
Dan Carpenter <error27@gmail.com>,
Kieran Bingham <kieran.bingham@ideasonboard.com>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Phil Elwell <phil@raspberrypi.com>,
Dave Stevenson <dave.stevenson@raspberrypi.com>,
"Ricardo B . Marliere" <ricardo@marliere.net>
Subject: Re: [PATCH 1/9] staging: vc04_services: vchiq_core: Log through struct vchiq_instance
Date: Thu, 23 Nov 2023 12:57:33 +0000 [thread overview]
Message-ID: <2023112324-boxing-amiss-6df8@gregkh> (raw)
In-Reply-To: <20231107095156.365492-2-umang.jain@ideasonboard.com>
On Tue, Nov 07, 2023 at 04:51:48AM -0500, Umang Jain wrote:
> The handle_to_service() helper can return NULL, so `service` pointer
> can indeed be set to NULL. So, do not log through service pointer
> (which will cause NULL-deference), instead, use the vchiq_instance
> function argument to get access to the struct device.
>
> Fixes: f67af5940d6d("staging: vc04: Convert(and rename) vchiq_log_info() to use dynamic debug")
You need a space there :(
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next prev parent reply other threads:[~2023-11-23 13:15 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-07 9:51 [PATCH 0/9] staging: vc04_services: Smatch fixes and remove custom logging Umang Jain
2023-11-07 9:51 ` Umang Jain
2023-11-07 9:51 ` [PATCH 1/9] staging: vc04_services: vchiq_core: Log through struct vchiq_instance Umang Jain
2023-11-07 9:51 ` Umang Jain
2023-11-23 12:57 ` Greg Kroah-Hartman [this message]
2023-11-23 12:57 ` Greg Kroah-Hartman
2023-11-23 13:42 ` Laurent Pinchart
2023-11-23 13:42 ` Laurent Pinchart
2023-11-23 12:58 ` Greg Kroah-Hartman
2023-11-23 12:58 ` Greg Kroah-Hartman
2023-11-07 9:51 ` [PATCH 2/9] staging: vc04_services: Log using pr_err() when vchiq_state is unset Umang Jain
2023-11-07 9:51 ` Umang Jain
2023-11-23 13:02 ` Greg Kroah-Hartman
2023-11-23 13:02 ` Greg Kroah-Hartman
2023-11-07 9:51 ` [PATCH 3/9] staging: vc04_services: bcm2835-camera: Remove redundant null check Umang Jain
2023-11-07 9:51 ` Umang Jain
2023-11-07 9:51 ` [PATCH 4/9] staging: vc04_services: Shorten helper function name Umang Jain
2023-11-07 9:51 ` Umang Jain
2023-11-07 12:32 ` Kieran Bingham
2023-11-07 12:32 ` Kieran Bingham
2023-11-23 13:11 ` Greg Kroah-Hartman
2023-11-23 13:11 ` Greg Kroah-Hartman
2023-11-07 9:51 ` [PATCH 5/9] staging: vc04_services: Do not pass NULL to vchiq_log_error() Umang Jain
2023-11-07 9:51 ` Umang Jain
2023-11-07 12:25 ` Laurent Pinchart
2023-11-07 12:25 ` Laurent Pinchart
2023-11-07 12:31 ` Umang Jain
2023-11-07 12:31 ` Umang Jain
2023-11-07 12:38 ` Laurent Pinchart
2023-11-07 12:38 ` Laurent Pinchart
2023-11-23 12:57 ` Greg Kroah-Hartman
2023-11-23 12:57 ` Greg Kroah-Hartman
2023-11-23 13:41 ` Laurent Pinchart
2023-11-23 13:41 ` Laurent Pinchart
2023-11-23 13:55 ` Greg Kroah-Hartman
2023-11-23 13:55 ` Greg Kroah-Hartman
2023-11-07 12:36 ` Laurent Pinchart
2023-11-07 12:36 ` Laurent Pinchart
2023-11-10 10:21 ` Stefan Wahren
2023-11-10 10:21 ` Stefan Wahren
2023-11-13 13:44 ` Umang Jain
2023-11-13 13:44 ` Umang Jain
2023-11-28 6:22 ` Umang Jain
2023-11-28 6:22 ` Umang Jain
2023-11-07 9:51 ` [PATCH 6/9] staging: vc04_services: Drop vchiq_log_error() in favour of dev_dbg Umang Jain
2023-11-07 9:51 ` Umang Jain
2023-11-23 13:02 ` Greg Kroah-Hartman
2023-11-23 13:02 ` Greg Kroah-Hartman
2023-11-23 13:49 ` Laurent Pinchart
2023-11-23 13:49 ` Laurent Pinchart
2023-11-23 13:53 ` Greg Kroah-Hartman
2023-11-23 13:53 ` Greg Kroah-Hartman
2023-11-23 17:28 ` Laurent Pinchart
2023-11-23 17:28 ` Laurent Pinchart
2023-11-23 17:31 ` Greg Kroah-Hartman
2023-11-23 17:31 ` Greg Kroah-Hartman
2023-11-23 18:00 ` Laurent Pinchart
2023-11-23 18:00 ` Laurent Pinchart
2023-11-26 10:26 ` Greg Kroah-Hartman
2023-11-26 10:26 ` Greg Kroah-Hartman
2023-11-26 14:52 ` Laurent Pinchart
2023-11-26 14:52 ` Laurent Pinchart
2023-11-07 9:51 ` [PATCH 7/9] staging: vc04_services: Drop vchiq_log_warning() " Umang Jain
2023-11-07 9:51 ` Umang Jain
2023-11-23 13:04 ` Greg Kroah-Hartman
2023-11-23 13:04 ` Greg Kroah-Hartman
2023-11-07 9:51 ` [PATCH 8/9] staging: vc04_services: Drop vchiq_log_trace() " Umang Jain
2023-11-07 9:51 ` Umang Jain
2023-11-07 9:51 ` [PATCH 9/9] staging: vc04_services: Drop vchiq_log_debug() " Umang Jain
2023-11-07 9:51 ` Umang Jain
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