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SubjectPatch "media: v4l2-compat-ioctl32.c: drop pr_info for unknown buffer type" has been added to the 3.18-stable tree
From
Date

This is a note to let you know that I've just added the patch titled

media: v4l2-compat-ioctl32.c: drop pr_info for unknown buffer type

to the 3.18-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
media-v4l2-compat-ioctl32.c-drop-pr_info-for-unknown-buffer-type.patch
and it can be found in the queue-3.18 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


From foo@baz Wed Apr 4 17:30:18 CEST 2018
From: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Date: Wed, 28 Mar 2018 15:12:31 -0300
Subject: media: v4l2-compat-ioctl32.c: drop pr_info for unknown buffer type
To: Linux Media Mailing List <linux-media@vger.kernel.org>, stable@vger.kernel.org
Cc: Hans Verkuil <hans.verkuil@cisco.com>, Mauro Carvalho Chehab <mchehab@infradead.org>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, Mauro Carvalho Chehab <mchehab@s-opensource.com>, Sasha Levin <alexander.levin@microsoft.com>
Message-ID: <8f000de7f9babd3f104eacbd7e79fbd72372c9d1.1522260310.git.mchehab@s-opensource.com>

From: Hans Verkuil <hans.verkuil@cisco.com>

commit 169f24ca68bf0f247d111aef07af00dd3a02ae88 upstream.

There is nothing wrong with using an unknown buffer type. So
stop spamming the kernel log whenever this happens. The kernel
will just return -EINVAL to signal this.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/media/v4l2-core/v4l2-compat-ioctl32.c | 4 ----
1 file changed, 4 deletions(-)

--- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
+++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
@@ -170,8 +170,6 @@ static int __get_v4l2_format32(struct v4
return copy_from_user(&kp->fmt.sliced, &up->fmt.sliced,
sizeof(kp->fmt.sliced)) ? -EFAULT : 0;
default:
- printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n",
- kp->type);
return -EINVAL;
}
}
@@ -214,8 +212,6 @@ static int __put_v4l2_format32(struct v4
return copy_to_user(&up->fmt.sliced, &kp->fmt.sliced,
sizeof(kp->fmt.sliced)) ? -EFAULT : 0;
default:
- printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n",
- kp->type);
return -EINVAL;
}
}

Patches currently in stable-queue which might be from mchehab@s-opensource.com are

queue-3.18/media-v4l2-compat-ioctl32.c-copy-m.userptr-in-put_v4l2_plane32.patch
queue-3.18/media-v4l2-compat-ioctl32.c-avoid-sizeof-type.patch
queue-3.18/media-v4l2-compat-ioctl32.c-drop-pr_info-for-unknown-buffer-type.patch
queue-3.18/media-v4l2-compat-ioctl32-use-compat_u64-for-video-standard.patch
queue-3.18/media-v4l2-compat-ioctl32.c-add-missing-vidioc_prepare_buf.patch
queue-3.18/vb2-v4l2_buf_flag_done-is-set-after-dqbuf.patch
queue-3.18/media-v4l2-compat-ioctl32.c-refactor-compat-ioctl32-logic.patch
queue-3.18/media-v4l2-ctrls-fix-sparse-warning.patch
queue-3.18/media-v4l2-compat-ioctl32.c-fix-ctrl_is_pointer.patch
queue-3.18/media-v4l2-compat-ioctl32.c-move-helper-functions-to-__get-put_v4l2_format32.patch
queue-3.18/media-media-v4l2-ctrls-volatiles-should-not-generate-ch_value.patch
queue-3.18/media-v4l2-compat-ioctl32.c-don-t-copy-back-the-result-for-certain-errors.patch
queue-3.18/media-v4l2-compat-ioctl32.c-make-ctrl_is_pointer-work-for-subdevs.patch
queue-3.18/media-v4l2-compat-ioctl32.c-fix-the-indentation.patch
queue-3.18/media-v4l2-compat-ioctl32-copy-v4l2_window-global_alpha.patch
queue-3.18/media-v4l2-ioctl.c-don-t-copy-back-the-result-for-enotty.patch
queue-3.18/media-v4l2-compat-ioctl32.c-copy-clip-list-in-put_v4l2_window32.patch
queue-3.18/media-v4l2-compat-ioctl32-initialize-a-reserved-field.patch

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