NL_REQ_ATTR_CHECK() is used in fl_set_key_flags() to set extended attributes about the origin of an error, this patch propagates tca[TCA_OPTIONS] through. Before this patch: $ sudo ./tools/net/ynl/cli.py --spec Documentation/netlink/specs/tc.yaml \ --do newtfilter --json '{ "chain": 0, "family": 0, "handle": 4, "ifindex": 22, "info": 262152, "kind": "flower", "options": { "flags": 0, "key-enc-flags": 8, "key-eth-type": 2048 }, "parent": 4294967283 }' Netlink error: Invalid argument nl_len = 68 (52) nl_flags = 0x300 nl_type = 2 error: -22 extack: {'msg': 'Missing flags mask', 'miss-type': 111} After this patch: [same cmd] Netlink error: Invalid argument nl_len = 76 (60) nl_flags = 0x300 nl_type = 2 error: -22 extack: {'msg': 'Missing flags mask', 'miss-type': 111, 'miss-nest': 56} Suggested-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Asbjørn Sloth Tønnesen <ast@fiberby.net> Link: https://patch.msgid.link/20240713021911.1631517-14-ast@fiberby.net Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the reStructuredText markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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