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Tue, 13 Feb 2024 15:42:13 -0800 (PST) From: Kees Cook To: Jakub Kicinski Cc: Kees Cook , "David S. Miller" , Rasmus Villemoes , Dan Williams , Keith Packard , Miguel Ojeda , Alexey Dobriyan , Dmitry Antipov , "Gustavo A. R. Silva" , Eric Dumazet , Paolo Abeni , Nathan Chancellor , kernel test robot , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-hardening@vger.kernel.org Subject: [PATCH v2 0/2] stddef: Allow attributes to be used when creating flex arrays Date: Tue, 13 Feb 2024 15:42:09 -0800 Message-Id: <20240213234023.it.219-kees@kernel.org> 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 X-Developer-Signature: v=1; a=openpgp-sha256; l=810; i=keescook@chromium.org; h=from:subject:message-id; bh=hW38y6WJPmsQKEP/qFrXd2E/XyKsm+Fe0LPU3IywHpE=; b=owEBbQKS/ZANAwAKAYly9N/cbcAmAcsmYgBly/5T6BEAiVA8ujTLHGCLG3BpSzMgWwdTvSXxf E7rKurlcc2JAjMEAAEKAB0WIQSlw/aPIp3WD3I+bhOJcvTf3G3AJgUCZcv+UwAKCRCJcvTf3G3A JqBqD/9mIQzk9MdkbeFAYfVd/iZ0m2dYUxas19LCSHaOrGZQI0szGULd0bqf13dJVpN2tvCFgmj GCEuMWeucp8FI1zC6dhnBVakXkFa1ZKBl4XNDXuCJoAi7VbUxUJXfZHRiBuJ1Lcud8m7K4TMU+4 qI/M91c4TTVupB1sJeX4AWVCQx+6ASKMbc+OUa6JTKaRAruQIOgQTHKMKO9CP97AdFaz5ffz/V4 v+OzLD/klAGQgHjCsaklLQFPyTcH9kSoDH0cd2lZSN0f11rcNZwjvoBTbhq6LyH2orvO6iE8M96 eJB2MQReblKhqrfAUC3xclD1TTjJtIfCM4u+Wlndnf7QUCY9+GaBiDJSvfrHoHOIEboNUwHikNN Z4oTgT/Swk93oWAY1ZKdLROZsSwl430zoc6+wim/hhog/jqgFyxFauzsLZV0XOjgxp6RG2VTFOX pDYM/xs6WoYE1BgtdNq0GvzFBzFm/h07v7DwhFjX91nhz6LU2ydcyqCUHTCHVcFYHs99E7m7M9n PrAjBAycwW8n3aqBVwGkYl/J4MnWnxjOE/xhEuDYjyXKP82yI5RPTjb+ivNXAJ8o7JUW7bRJKkx AFHR/FWOYIth6aRlgFwNxfbDizVarYamv9scUJksPEj3CfUEDNsZboESdmhTDEVh4UdwTZ2XFye TVR7dxwK 7sp99PA== X-Developer-Key: i=keescook@chromium.org; a=openpgp; fpr=A5C3F68F229DD60F723E6E138972F4DFDC6DC026 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1790472723873075075 X-GMAIL-MSGID: 1790829183865275062 v2: - don't add a new helper, just add __VA_ARGS__ (Rasmus) v1: https://lore.kernel.org/all/20240210011452.work.985-kees@kernel.org/ Hi, We're going to have more cases where we need to apply attributes (e.g. __counted_by) to struct members that have been declared with DECLARE_FLEX_ARRAY. Add an optional 3rd argument to allow for this and annotate one such user in linux/in.h. I kept the acks/reviews since it's effectively the same... -Kees Kees Cook (2): stddef: Allow attributes to be used when creating flex arrays net/ipv4: Annotate imsf_slist_flex with __counted_by(imsf_numsrc) include/linux/stddef.h | 6 +++--- include/uapi/linux/in.h | 3 ++- include/uapi/linux/stddef.h | 10 +++++----- 3 files changed, 10 insertions(+), 9 deletions(-)