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[73.183.53.213]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-90c9393202esm65746196d6.27.2026.08.24.08.22.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Aug 2026 08:22:40 -0700 (PDT) Date: Mon, 24 Aug 2026 11:22:39 -0400 From: Brian Masney To: Geert Uytterhoeven Cc: Ulf Hansson , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Michal Simek , Adrian Hunter , linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-clk@vger.kernel.org Subject: Re: [PATCH 2/2] mmc: sdhci-of-arasan: Make sure clk_init_data is fully initialized Message-ID: References: <0235d3a3d5b71a125eeff6d7be25ddaec80ce539.1787240090.git.geert+renesas@glider.be> MIME-Version: 1.0 In-Reply-To: <0235d3a3d5b71a125eeff6d7be25ddaec80ce539.1787240090.git.geert+renesas@glider.be> User-Agent: Mutt/2.4.0 (2026-06-19) X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: k2THPgYXfOacNFIjFxgB30jT9mCs24hIniIf46hO64s_1787584962 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260824_082252_651396_6FA2E316 X-CRM114-Status: GOOD ( 12.54 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Aug 21, 2026 at 12:06:04PM +0200, Geert Uytterhoeven wrote: > The clk_init_data structure contains several mutually-exclusive members > for different methods to specify the possible parents of a clock, > prompting drivers to initialize only the members they need. However, > not initializing all members may cause subtle issues, which are only > exposed when CONFIG_INIT_STACK_ALL_PATTERN or CONFIG_INIT_STACK_NONE is > enabled. > > Make sure all members are fully initialized, to avoid such bugs, and to > prevent future breakage when converting drivers to a different method > for specifying the parents. > > Signed-off-by: Geert Uytterhoeven Reviewed-by: Brian Masney