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Mon, 22 Sep 2025 04:34:31 -0700 (PDT) Received: from fedora ([2401:4900:1c27:f451:34c1:9461:5e32:1d72]) by smtp.googlemail.com with ESMTPSA id 98e67ed59e1d1-3322a4e13e1sm6152681a91.17.2025.09.22.04.34.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Sep 2025 04:34:30 -0700 (PDT) From: Sahil Chandna To: frederic@kernel.org, linux-kernel@vger.kernel.org Cc: chandna.linuxkernel@gmail.com Subject: [PATCH] kallsyms: use kmalloc_array() instead of kmalloc() Date: Mon, 22 Sep 2025 17:04:12 +0530 Message-ID: <20250922113412.3075935-1-chandna.linuxkernel@gmail.com> X-Mailer: git-send-email 2.51.0 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" Replace kmalloc(sizeof(*stat) * 2, GFP_KERNEL) with kmalloc_array(2, sizeof(*stat), GFP_KERNEL) to prevent potential overflow, as recommended in Documentation/process/deprecated.rst. kallsyms: Replace kmalloc with kmalloc_array Signed-off-by: Sahil Chandna --- kernel/kallsyms_selftest.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/kallsyms_selftest.c b/kernel/kallsyms_selftest.c index cf4af5728307..2b082a7e24a2 100644 --- a/kernel/kallsyms_selftest.c +++ b/kernel/kallsyms_selftest.c @@ -264,7 +264,7 @@ static int test_kallsyms_basic_function(void) char namebuf[KSYM_NAME_LEN]; struct test_stat *stat, *stat2; =20 - stat =3D kmalloc(sizeof(*stat) * 2, GFP_KERNEL); + stat =3D kmalloc_array(2, sizeof(*stat), GFP_KERNEL); if (!stat) return -ENOMEM; stat2 =3D stat + 1; --=20 2.51.0