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Thu, 18 Sep 2025 14:03:51 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id Us1HMEcRzGhrPAAAD6G6ig (envelope-from ); Thu, 18 Sep 2025 14:03:51 +0000 Date: Thu, 18 Sep 2025 16:03:41 +0200 From: Jean Delvare To: Linux I2C Cc: Jarkko Nikula , Andy Shevchenko , Mika Westerberg , Jan Dabros , Andi Shyti Subject: [PATCH 0/3] i2c: designware: Misc small fixes Message-ID: <20250918160341.39b66013@endymion> Organization: SUSE Linux X-Mailer: Claws Mail 4.2.0 (GTK 3.24.43; x86_64-suse-linux-gnu) Precedence: bulk X-Mailing-List: linux-i2c@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spamd-Result: default: False [-3.80 / 50.00]; BAYES_HAM(-3.00)[99.99%]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_RHS_NOT_FQDN(0.50)[]; NEURAL_HAM_SHORT(-0.20)[-0.999]; MIME_GOOD(-0.10)[text/plain]; FUZZY_RATELIMITED(0.00)[rspamd.com]; ARC_NA(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; HAS_ORG_HEADER(0.00)[]; TO_DN_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; MIME_TRACE(0.00)[0:+]; FROM_EQ_ENVFROM(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCPT_COUNT_FIVE(0.00)[6] X-Spam-Flag: NO X-Spam-Level: X-Spam-Score: -3.80 Hi all, While working on CVE-2025-38380, I noticed a few issues in the i2c-designware driver, which I think are worth fixing now to make future driver development safer and easier. [PATCH 1/3] i2c: designware: Use msgs[0] to validate the slave address [PATCH 2/3] i2c: designware: Extend check for mixed slave addresses [PATCH 3/3] i2c: designware: Turn models back to enumerated values Note that I do not own any supported device so I can't test these changes. Even though the fixes are rather straightforward, I would appreciate if someone can test them on actual hardware, to be on the safe side. Thanks, -- Jean Delvare SUSE L3 Support