Patch "media: pvrusb2: remove redundant NULL check" has been added to the 5.4-stable tree

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

    media: pvrusb2: remove redundant NULL check

to the 5.4-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-pvrusb2-remove-redundant-null-check.patch
and it can be found in the queue-5.4 subdirectory.

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



commit 76c9036b47d334161d05e97842d10a2abac24a47
Author: Daniil Dulov <d.dulov@xxxxxxxxxx>
Date:   Sun Feb 11 07:07:25 2024 -0800

    media: pvrusb2: remove redundant NULL check
    
    [ Upstream commit 95ac1210fb2753f968ebce0730d4fbc553c2a3dc ]
    
    Pointer dip->stream cannot be NULL due to a shift, thus remove redundant
    NULL check.
    
    Found by Linux Verification Center (linuxtesting.org) with SVACE.
    
    Fixes: c74e0062684b ("V4L/DVB (5059): Pvrusb2: Be smarter about mode restoration")
    Signed-off-by: Daniil Dulov <d.dulov@xxxxxxxxxx>
    Signed-off-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
index eaa08c7999d4f..d79b4083c9d4a 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
@@ -1202,11 +1202,6 @@ static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip,
 		dip->minor_type = pvr2_v4l_type_video;
 		nr_ptr = video_nr;
 		caps |= V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_AUDIO;
-		if (!dip->stream) {
-			pr_err(KBUILD_MODNAME
-				": Failed to set up pvrusb2 v4l video dev due to missing stream instance\n");
-			return;
-		}
 		break;
 	case VFL_TYPE_VBI:
 		dip->config = pvr2_config_vbi;




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