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Mon, 13 Apr 2026 13:51:04 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Mon, 13 Apr 2026 15:51:00 -0500 Message-Id: From: "Ethan Tidmore" To: "Shyam Sunder Reddy Padira" , Cc: , , , , , Subject: Re: [PATCH] staging: rtl8723bs: os_dep: avoid NULL pointer derefernece in rtw_cbuf_alloc X-Mailer: aerc 0.21.0-0-g5549850facc2 References: <20260413180803.72647-1-shyamsunderreddypadira@gmail.com> In-Reply-To: <20260413180803.72647-1-shyamsunderreddypadira@gmail.com> On Mon Apr 13, 2026 at 1:08 PM CDT, Shyam Sunder Reddy Padira wrote: > The return value of kzalloc_flex() is used without > ensuring that the allocation succeeded, and the > pointer is dereferenced unconditionally. > > Guard the access to the allocated structure to > avoid a potiental NULL pointer dereference if the potential. > allocation fails. > > Signed-off-by: Shyam Sunder Reddy Padira > --- You spelt dereference in your subject wrong too. This patch needs a Fixes: tag. Thanks, ET