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GET /api/patches/2227814/?format=api
HTTP 200 OK
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Content-Type: application/json
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{
    "id": 2227814,
    "url": "http://patchwork.ozlabs.org/api/patches/2227814/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/3418418.1777024571@warthog.procyon.org.uk/",
    "project": {
        "id": 12,
        "url": "http://patchwork.ozlabs.org/api/projects/12/?format=api",
        "name": "Linux CIFS Client",
        "link_name": "linux-cifs-client",
        "list_id": "linux-cifs.vger.kernel.org",
        "list_email": "linux-cifs@vger.kernel.org",
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    "msgid": "<3418418.1777024571@warthog.procyon.org.uk>",
    "list_archive_url": null,
    "date": "2026-04-24T09:56:11",
    "name": "smb: client: Fix error cleanup in smb_extract_iter_to_rdma()",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "a457b37e23424a0edff5d479cae9818f4b87b4bd",
    "submitter": {
        "id": 59,
        "url": "http://patchwork.ozlabs.org/api/people/59/?format=api",
        "name": "David Howells",
        "email": "dhowells@redhat.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/3418418.1777024571@warthog.procyon.org.uk/mbox/",
    "series": [
        {
            "id": 501333,
            "url": "http://patchwork.ozlabs.org/api/series/501333/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/list/?series=501333",
            "date": "2026-04-24T09:56:11",
            "name": "smb: client: Fix error cleanup in smb_extract_iter_to_rdma()",
            "version": 1,
            "mbox": "http://patchwork.ozlabs.org/series/501333/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2227814/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2227814/checks/",
    "tags": {},
    "related": [],
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        "Organization": "Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley\n\tPlace, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United\n\tKingdom.\n\tRegistered in England and Wales under Company Registration No. 3798903",
        "From": "David Howells <dhowells@redhat.com>",
        "To": "Steve French <sfrench@samba.org>,\n    Stefan Metzmacher <metze@samba.org>",
        "cc": "dhowells@redhat.com, Paulo Alcantara <pc@manguebit.org>,\n    Tom Talpey <tom@talpey.com>, linux-cifs@vger.kernel.org,\n    linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,\n    stable@vger.kernel.org",
        "Subject": "[PATCH] smb: client: Fix error cleanup in smb_extract_iter_to_rdma()",
        "Precedence": "bulk",
        "X-Mailing-List": "linux-cifs@vger.kernel.org",
        "List-Id": "<linux-cifs.vger.kernel.org>",
        "List-Subscribe": "<mailto:linux-cifs+subscribe@vger.kernel.org>",
        "List-Unsubscribe": "<mailto:linux-cifs+unsubscribe@vger.kernel.org>",
        "MIME-Version": "1.0",
        "Content-Type": "text/plain; charset=\"us-ascii\"",
        "Content-ID": "<3418417.1777024571.1@warthog.procyon.org.uk>",
        "Content-Transfer-Encoding": "quoted-printable",
        "Date": "Fri, 24 Apr 2026 10:56:11 +0100",
        "Message-ID": "<3418418.1777024571@warthog.procyon.org.uk>",
        "X-Scanned-By": "MIMEDefang 3.0 on 10.30.177.17"
    },
    "content": "Fix smb_extract_iter_to_rdma() to use pre-decrement, not post-decrement, so\nthat it cleans up the correct slots.\n\nFixes: e5fbdde43017 (\"cifs: Add a function to build an RDMA SGE list from an iterator\")\nCloses: https://sashiko.dev/#/patchset/20260326104544.509518-1-dhowells%40redhat.com\nSigned-off-by: David Howells <dhowells@redhat.com>\ncc: Steve French <sfrench@samba.org>\ncc: Stefan Metzmacher <metze@samba.org>\ncc: Paulo Alcantara <pc@manguebit.org>\ncc: Tom Talpey <tom@talpey.com>\ncc: linux-cifs@vger.kernel.org\ncc: linux-fsdevel@vger.kernel.org\n---\n fs/smb/client/smbdirect.c |    2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)",
    "diff": "diff --git a/fs/smb/client/smbdirect.c b/fs/smb/client/smbdirect.c\nindex 7d5f66bdbb30..4978755c035c 100644\n--- a/fs/smb/client/smbdirect.c\n+++ b/fs/smb/client/smbdirect.c\n@@ -3394,7 +3394,7 @@ static ssize_t smb_extract_iter_to_rdma(struct iov_iter *iter, size_t len,\n \n \tif (ret < 0) {\n \t\twhile (rdma->nr_sge > before) {\n-\t\t\tstruct ib_sge *sge = &rdma->sge[rdma->nr_sge--];\n+\t\t\tstruct ib_sge *sge = &rdma->sge[--rdma->nr_sge];\n \n \t\t\tib_dma_unmap_single(rdma->device, sge->addr, sge->length,\n \t\t\t\t\t    rdma->direction);\n",
    "prefixes": []
}