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Fri, 03 Oct 2025 02:29:13 -0700 (PDT) Date: Fri, 3 Oct 2025 12:29:09 +0300 From: Dan Carpenter To: Binbin Zhou Cc: Chong Qiao , Lee Jones , Huacai Chen , Corey Minyard , linux-kernel@vger.kernel.org Subject: [PATCH 1/2] mfd: ls2kbmc: Fix an IS_ERR() vs NULL check in probe() Message-ID: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The devm_kzalloc() function returns NULL on error so check for that instead of error pointers. Fixes: d952bba3fbb5 ("mfd: ls2kbmc: Add Loongson-2K BMC reset function supp= ort") Signed-off-by: Dan Carpenter --- drivers/mfd/ls2k-bmc-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mfd/ls2k-bmc-core.c b/drivers/mfd/ls2k-bmc-core.c index e162b3c7c9f8..5f38514fa89e 100644 --- a/drivers/mfd/ls2k-bmc-core.c +++ b/drivers/mfd/ls2k-bmc-core.c @@ -469,7 +469,7 @@ static int ls2k_bmc_probe(struct pci_dev *dev, const st= ruct pci_device_id *id) return ret; =20 ddata =3D devm_kzalloc(&dev->dev, sizeof(*ddata), GFP_KERNEL); - if (IS_ERR(ddata)) { + if (!ddata) { ret =3D -ENOMEM; goto disable_pci; } --=20 2.51.0