From nobody Mon Feb 9 01:51:36 2026 Received: from cstnet.cn (smtp81.cstnet.cn [159.226.251.81]) (using TLSv1.2 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EB6722BE657; Thu, 5 Feb 2026 08:31:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.81 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770280263; cv=none; b=fxgHwq+A6SpjFiI5EEdK59wDEe5sWQR5Nr6Qv0BYjuUG5UNQuquBVwFoLPAxaLolboPT294+Q8iYdvjxdVjzZWAyAq6hbeVcd6ngGkG8chGiiLmP8sxAY7FQ+cp/Kq5RsUpmTchQVQxZiAS32jOkw/6nnpKyfRBZPiEn1qyA1VQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770280263; c=relaxed/simple; bh=yyxQ4xPUTLpRqssRMNluN7wt8FgekanvnEKoaVZvP9c=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=M7kZys6AhFPJvAJgLPvcDcscR8V47tVlMkg+ZgCevCu+i/PL9lBnI2zaxaAp8jQCLMLvHPqCqZ/xdYYaMo2YIHFz5zPWc/Bn7nvBxzUsmxjzSEBYi5MzyfUSJtNp2avkGn0WVd+JI7AcTbdNhP06hr6KQywfp4nZCkf7mEwv52g= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn; spf=pass smtp.mailfrom=iscas.ac.cn; arc=none smtp.client-ip=159.226.251.81 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=iscas.ac.cn Received: from localhost (unknown [124.16.138.129]) by APP-03 (Coremail) with SMTP id rQCowAAnC+I6VYRplwO7Bw--.17422S2; Thu, 05 Feb 2026 16:30:50 +0800 (CST) From: Chen Ni To: zhuyinbo@loongson.cn, linusw@kernel.org, brgl@kernel.org, ziyao@disroot.org, chenhuacai@kernel.org Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, Chen Ni Subject: [PATCH] gpio: loongson-64bit: Fix NULL check after devm_kcalloc() in loongson_gpio_init_irqchip() Date: Thu, 5 Feb 2026 15:26:49 +0800 Message-Id: <20260205072649.3271158-1-nichen@iscas.ac.cn> X-Mailer: git-send-email 2.25.1 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 X-CM-TRANSID: rQCowAAnC+I6VYRplwO7Bw--.17422S2 X-Coremail-Antispam: 1UD129KBjvdXoW7Gr4xWrykZFyrZr1fJr18Zrb_yoWDJrgE9F yIyrWkGF4DKFnF9a47Z3yfArW2v34DZF1FvF4qyFW5Xas8G3s5Zry7ur1agFnrWr98Zas8 WFZYgrWxAwnxCjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbs8FF20E14v26r4j6ryUM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8w A2z4x0Y4vE2Ix0cI8IcVAFwI0_Xr0_Ar1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr0_ Cr1l84ACjcxK6I8E87Iv67AKxVW0oVCq3wA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_GcCE3s 1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0 cI8IcVAFwI0_Jr0_Jr4lYx0Ex4A2jsIE14v26r1j6r4UMcvjeVCFs4IE7xkEbVWUJVW8Jw ACjcxG0xvY0x0EwIxGrwACjI8F5VA0II8E6IAqYI8I648v4I1lc7CjxVAaw2AFwI0_JF0_ Jw1lc2xSY4AK67AK6r43MxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j6r4UMI 8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AK xVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0xvE2Ix0cI 8IcVCY1x0267AKxVWUJVW8JwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280 aVAFwI0_Jr0_Gr1lIxAIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI43 ZEXa7VUjvD73UUUUU== X-CM-SenderInfo: xqlfxv3q6l2u1dvotugofq/ Content-Type: text/plain; charset="utf-8" Fix incorrect NULL check in loongson_gpio_init_irqchip(). The function checks chip->parent instead of chip->irq.parents. Fixes: 03c146cb6cd1 ("gpio: loongson-64bit: Add support for Loongson-2K0300= SoC") Signed-off-by: Chen Ni --- drivers/gpio/gpio-loongson-64bit.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpio/gpio-loongson-64bit.c b/drivers/gpio/gpio-loongso= n-64bit.c index 77d07e31366f..0fdf15faa344 100644 --- a/drivers/gpio/gpio-loongson-64bit.c +++ b/drivers/gpio/gpio-loongson-64bit.c @@ -263,7 +263,7 @@ static int loongson_gpio_init_irqchip(struct platform_d= evice *pdev, chip->irq.num_parents =3D data->intr_num; chip->irq.parents =3D devm_kcalloc(&pdev->dev, data->intr_num, sizeof(*chip->irq.parents), GFP_KERNEL); - if (!chip->parent) + if (!chip->irq.parents) return -ENOMEM; =20 for (i =3D 0; i < data->intr_num; i++) { --=20 2.25.1