{"id":2229068,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2229068/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/patch/20260427172817.417614-3-thorsten.blum@linux.dev/","project":{"id":35,"url":"http://patchwork.ozlabs.org/api/1.1/projects/35/?format=json","name":"Linux I2C development","link_name":"linux-i2c","list_id":"linux-i2c.vger.kernel.org","list_email":"linux-i2c@vger.kernel.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260427172817.417614-3-thorsten.blum@linux.dev>","date":"2026-04-27T17:28:19","name":"i2c: atr: annotate i2c_atr_adap_desc->aliases with __counted_by_ptr","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"ccaa1ed8afc62d825f1ac0f0001374b8f455fd47","submitter":{"id":89400,"url":"http://patchwork.ozlabs.org/api/1.1/people/89400/?format=json","name":"Thorsten Blum","email":"thorsten.blum@linux.dev"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-i2c/patch/20260427172817.417614-3-thorsten.blum@linux.dev/mbox/","series":[{"id":501696,"url":"http://patchwork.ozlabs.org/api/1.1/series/501696/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/list/?series=501696","date":"2026-04-27T17:28:19","name":"i2c: atr: annotate i2c_atr_adap_desc->aliases with __counted_by_ptr","version":1,"mbox":"http://patchwork.ozlabs.org/series/501696/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2229068/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2229068/checks/","tags":{},"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-i2c@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256\n header.s=key1 header.b=snpqCeZ3;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c09:e001:a7::12fc:5321; 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a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1;\n\tt=1777310923;\n\th=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n\t to:to:cc:cc:mime-version:mime-version:\n\t content-transfer-encoding:content-transfer-encoding;\n\tbh=TbJLCfa8V/+kmDfsDozd+eyS+MfmcSV9H15c3yTrp4E=;\n\tb=snpqCeZ37/1mW/pKVsnyLpgkirSuzTLjxOHcsIkY/1GAi5cghYHi8dneVoq+8zcVzoHR0o\n\tauRXCTtwrDP6BEGAFuBo3SDVl1UNvCFyikg+SGpPvGKTfevWdjnhwmZ9/a/1Ef6CqBSCth\n\tq0BvkwsyddJKKWzWWFolSBI/J/7IuFg=","From":"Thorsten Blum ","To":"Tomi Valkeinen ,\n\tLuca Ceresoli ,\n\tKees Cook ,\n\t\"Gustavo A. R. Silva\" ","Cc":"Thorsten Blum ,\n\tlinux-i2c@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org,\n\tlinux-hardening@vger.kernel.org","Subject":"[PATCH] i2c: atr: annotate i2c_atr_adap_desc->aliases with\n __counted_by_ptr","Date":"Mon, 27 Apr 2026 19:28:19 +0200","Message-ID":"<20260427172817.417614-3-thorsten.blum@linux.dev>","Precedence":"bulk","X-Mailing-List":"linux-i2c@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","X-Developer-Signature":"v=1; a=openpgp-sha256; l=662;\n i=thorsten.blum@linux.dev; h=from:subject;\n bh=2J8IvNBGpGcTobEzMhZ4xqVe6sViwCgHjDX081pccbI=;\n b=owGbwMvMwCUWt7pQ4caZUj3G02pJDJnv52zUXL04StyqKURs5bX5c3ZaeD26e8NY62HD7k+75\n 12c9nba0o5SFgYxLgZZMUWWB7N+zPAtrancZBKxE2YOKxPIEAYuTgGYCDsfI8OJdfutrsotsT9y\n pUtzy1/fo19/dB7RW5Mlt7K68YuQq7wHI8O0fYXG01TXPPJNSZw25c+zRx9yI/ekVlXN3xFV80A\n 7T4YBAA==","X-Developer-Key":"i=thorsten.blum@linux.dev; a=openpgp;\n fpr=1D60735E8AEF3BE473B69D84733678FD8DFEEAD4","Content-Transfer-Encoding":"8bit","X-Migadu-Flow":"FLOW_OUT"},"content":"Add the __counted_by_ptr() compiler attribute to ->aliases to improve\nbounds checking via CONFIG_UBSAN_BOUNDS and CONFIG_FORTIFY_SOURCE.\n\nSigned-off-by: Thorsten Blum \n---\n include/linux/i2c-atr.h | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)","diff":"diff --git a/include/linux/i2c-atr.h b/include/linux/i2c-atr.h\nindex 2bb54dc87c8e..b52a7b9ec536 100644\n--- a/include/linux/i2c-atr.h\n+++ b/include/linux/i2c-atr.h\n@@ -71,7 +71,7 @@ struct i2c_atr_adap_desc {\n \tstruct device *parent;\n \tstruct fwnode_handle *bus_handle;\n \tsize_t num_aliases;\n-\tu16 *aliases;\n+\tu16 *aliases __counted_by_ptr(num_aliases);\n };\n \n /**\n","prefixes":[]}