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Sun, 12 Apr 2026 10:24:44 -0700 (PDT) Received: from localhost.localdomain ([76.32.119.210]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-2d80acca4c5sm5618864eec.19.2026.04.12.10.24.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 12 Apr 2026 10:24:44 -0700 (PDT) From: Hungyu Lin To: thierry.reding@gmail.com, jonathanh@nvidia.com, skomatineni@nvidia.com, luca.ceresoli@bootlin.com Cc: mchehab@kernel.org, gregkh@linuxfoundation.org, linux-media@vger.kernel.org, linux-tegra@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Hungyu Lin Subject: [PATCH] media: tegra-video: tegra210: remove redundant NULL check in dequeue_buf_done Date: Sun, 12 Apr 2026 17:24:16 +0000 Message-Id: <20260412172416.33052-1-dennylin0707@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" list_first_entry() does not returns NULL when the list is known to be non-empty. The NULL check before list_del_init() is therefore redundant. Remove the unnecessary check. Signed-off-by: Hungyu Lin Reviewed-by: Dan Carpenter --- drivers/staging/media/tegra-video/tegra210.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/media/tegra-video/tegra210.c b/drivers/staging= /media/tegra-video/tegra210.c index da99f19a39e7..a6606768fa03 100644 --- a/drivers/staging/media/tegra-video/tegra210.c +++ b/drivers/staging/media/tegra-video/tegra210.c @@ -362,8 +362,7 @@ dequeue_buf_done(struct tegra_vi_channel *chan) =20 buf =3D list_first_entry(&chan->done, struct tegra_channel_buffer, queue); - if (buf) - list_del_init(&buf->queue); + list_del_init(&buf->queue); spin_unlock(&chan->done_lock); =20 return buf; --=20 2.34.1