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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Cc: Daniil Dulov <d.dulov@aladdin.ru>,
	Hans Verkuil <hverkuil-cisco@xs4all.nl>,
	Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.15 212/317] media: pvrusb2: remove redundant NULL check
Date: Sun, 24 Mar 2024 19:33:12 -0400
Message-ID: <20240324233458.1352854-213-sashal@kernel.org>
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From: Daniil Dulov <d.dulov@aladdin.ru>

[ 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@aladdin.ru>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/usb/pvrusb2/pvrusb2-v4l2.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
index 9657c18833116..c872868becbdc 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;
-- 
2.43.0