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Tue, 14 Apr 2026 13:05:22 -0700 (PDT) Date: Tue, 14 Apr 2026 16:05:20 -0400 From: Brian Masney To: Guangshuo Li Cc: Emil Renner Berthing , Hal Feng , Michael Turquette , Stephen Boyd , Conor Dooley , linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH v3] clk: starfive: jh7110: fix memory leak in jh7110_reset_controller_register() error path Message-ID: References: <20260413143643.3002454-1-lgs201920130244@gmail.com> Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/2.3.1 (2026-03-20) On Tue, Apr 14, 2026 at 07:44:18PM +0800, Guangshuo Li wrote: > Hi Brian, > > Thanks for reviewing. > > On Tue, 14 Apr 2026 at 00:46, Brian Masney wrote: > > > There's actually another leak in the error path for > > auxiliary_device_add(). I think this code should be > > converted to devm_kzalloc(). > > > > There is no devm_kzalloc_obj() yet, however according to [1] that should > > be coming soon. > > > > [1] https://lore.kernel.org/lkml/20260330154108.GA3389518@killaraus.ideasonboard.com/ > > > > Brian > > > > I may be missing something, but I think the auxiliary_device_add() error > path is already handled here: > > ret = auxiliary_device_add(adev); > if (ret) { > auxiliary_device_uninit(adev); > return ret; > } > > The embedded auxiliary_device has: > > adev->dev.release = jh7110_reset_adev_release; > > and the release callback does: You are right. Sorry about that. My original suggestion still applies though to move over to the devm variant since that'll allow you to remove the release callback. Brian