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GET /api/1.2/patches/2222542/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 2222542,
    "url": "http://patchwork.ozlabs.org/api/1.2/patches/2222542/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/linux-tegra/patch/20260412172416.33052-1-dennylin0707@gmail.com/",
    "project": {
        "id": 21,
        "url": "http://patchwork.ozlabs.org/api/1.2/projects/21/?format=api",
        "name": "Linux Tegra Development",
        "link_name": "linux-tegra",
        "list_id": "linux-tegra.vger.kernel.org",
        "list_email": "linux-tegra@vger.kernel.org",
        "web_url": null,
        "scm_url": null,
        "webscm_url": null,
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20260412172416.33052-1-dennylin0707@gmail.com>",
    "list_archive_url": null,
    "date": "2026-04-12T17:24:16",
    "name": "media: tegra-video: tegra210: remove redundant NULL check in dequeue_buf_done",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "08710e38aafab989728fa06d687b2abc71978013",
    "submitter": {
        "id": 93122,
        "url": "http://patchwork.ozlabs.org/api/1.2/people/93122/?format=api",
        "name": "Denny Lin",
        "email": "dennylin0707@gmail.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/linux-tegra/patch/20260412172416.33052-1-dennylin0707@gmail.com/mbox/",
    "series": [
        {
            "id": 499621,
            "url": "http://patchwork.ozlabs.org/api/1.2/series/499621/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/linux-tegra/list/?series=499621",
            "date": "2026-04-12T17:24:16",
            "name": "media: tegra-video: tegra210: remove redundant NULL check in dequeue_buf_done",
            "version": 1,
            "mbox": "http://patchwork.ozlabs.org/series/499621/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2222542/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2222542/checks/",
    "tags": {},
    "related": [],
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        "From": "Hungyu Lin <dennylin0707@gmail.com>",
        "To": "thierry.reding@gmail.com,\n\tjonathanh@nvidia.com,\n\tskomatineni@nvidia.com,\n\tluca.ceresoli@bootlin.com",
        "Cc": "mchehab@kernel.org,\n\tgregkh@linuxfoundation.org,\n\tlinux-media@vger.kernel.org,\n\tlinux-tegra@vger.kernel.org,\n\tlinux-staging@lists.linux.dev,\n\tlinux-kernel@vger.kernel.org,\n\tHungyu Lin <dennylin0707@gmail.com>",
        "Subject": "[PATCH] media: tegra-video: tegra210: remove redundant NULL check in\n 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",
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        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit"
    },
    "content": "list_first_entry() does not returns NULL when the list is known to be\nnon-empty. The NULL check before list_del_init() is therefore\nredundant.\n\nRemove the unnecessary check.\n\nSigned-off-by: Hungyu Lin <dennylin0707@gmail.com>\n---\n drivers/staging/media/tegra-video/tegra210.c | 3 +--\n 1 file changed, 1 insertion(+), 2 deletions(-)",
    "diff": "diff --git a/drivers/staging/media/tegra-video/tegra210.c b/drivers/staging/media/tegra-video/tegra210.c\nindex da99f19a39e7..a6606768fa03 100644\n--- a/drivers/staging/media/tegra-video/tegra210.c\n+++ b/drivers/staging/media/tegra-video/tegra210.c\n@@ -362,8 +362,7 @@ dequeue_buf_done(struct tegra_vi_channel *chan)\n \n \tbuf = list_first_entry(&chan->done,\n \t\t\t       struct tegra_channel_buffer, queue);\n-\tif (buf)\n-\t\tlist_del_init(&buf->queue);\n+\tlist_del_init(&buf->queue);\n \tspin_unlock(&chan->done_lock);\n \n \treturn buf;\n",
    "prefixes": []
}