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Mon, 16 Mar 2026 01:33:09 -0700 (PDT) Date: Mon, 16 Mar 2026 11:33:06 +0300 From: Dan Carpenter To: Tomasz Unger Cc: Mauro Carvalho Chehab , Greg Kroah-Hartman , linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH] staging: media: av7110: fix error code in frontend_init() Message-ID: References: <20260313-av7110-fix-enodev-v1-1-1788db19a58a.ref@yahoo.pl> <20260313-av7110-fix-enodev-v1-1-1788db19a58a@yahoo.pl> Precedence: bulk X-Mailing-List: linux-kernel@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: <20260313-av7110-fix-enodev-v1-1-1788db19a58a@yahoo.pl> On Fri, Mar 13, 2026 at 06:36:52PM +0100, Tomasz Unger wrote: > Return -ENODEV instead of -ENOMEM when no frontend driver is found > for the device. -ENODEV is semantically correct here as the failure > is due to no matching frontend driver being found, not a memory > allocation failure. > > Signed-off-by: Tomasz Unger > --- Returning -ENOMEM is just as reasonable as -ENODEV. We're looking at if ves1820_attach(), ves1x93_attach() or stv0299_attach() etc fail. Memory allocation failures seem like the most common cause to me. The FIXME also seems reasonable... Just leave it as-is until someone can address it properly. regards, dan carpenter