Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EBBDB4FD29C; Thu, 17 Sep 2026 17:46:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789667163; cv=none; b=hX6ljBhnfLzXD9pdKV0hvx2047xQJ4Yg6fvHBCD/iJk4A6J243LxiGXfDjCozHeZ78dO7uyiTvikThNiLSKTfIdZFMzIVuR8SwuH0HG2KX53ZGN3Mm9CUqhhthJnT0lRlTp+Tpts23BsMS1Aanv+MKR0o3cPAx6vGp2bVb+CJz4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789667163; c=relaxed/simple; bh=1H/fsx+J5aco314ob4zZDfiwy3NVd9oqe7Kv52H9NXQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=BGR8RBWZTODGyhM6iST9vrgGh46QbOdl1EAWi+UnaivdAOm/scHHgOAnJQ0SRuqFUmXRUVQjdIHLcv9tj0SRKUEQiiTxiUoxAHelir3/qfC8mnwh8Ta2udnxhzrgWDyxO/Aqh9yWpCwrOq+etQK/ZcTP+WPxUhZDs4HfRfEcJIo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=X+OLWoGG; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="X+OLWoGG" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4D9341F000FF; Thu, 17 Sep 2026 17:46:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1789667161; bh=5YYAU1qkDVe/jMRDLHPyuQWa50q0jEaxbzyx7g/qi+w=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=X+OLWoGGAOoxvV/o62yGqgSJKCToXR+IvRhN0/WZfda335xaNS2vhq49PEItvlQkC /Tcw/MFZMJWVPAe0yFXrDKvRszEMLX/OkbqhduIfzIy/SxC0yNiZ0Swa/SCDCLJ4CS rKIQJWZWgJUh85WpYG5uPA7IGUg1Fq43Fl6m9ZPI= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Arnd Bergmann , Naveen Krishna Chatradhi , Akshay Gupta , Griffin Kroah-Hartman Subject: [PATCH 6.18 1249/1250] misc: amd-sbi: Add null check for devm_kasprintf() Date: Thu, 17 Sep 2026 16:17:24 +0100 Message-ID: <20260917151626.154634896@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260917151551.901433442@linuxfoundation.org> References: <20260917151551.901433442@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Griffin Kroah-Hartman commit 1bb5c324b872c2e71fa1b12a5f59615b994501da upstream. Add two checks for devm_kasprintf() errors in create_misc_rmi_device(), returning -ENOMEM if the function failed. Assisted-by: gkh_clanker_t1000 CC: Arnd Bergmann CC: Greg Kroah-Hartman CC: Naveen Krishna Chatradhi CC: Akshay Gupta Signed-off-by: Griffin Kroah-Hartman Link: https://patch.msgid.link/20260709132052.211683-1-griffin@kroah.com Signed-off-by: Greg Kroah-Hartman --- drivers/misc/amd-sbi/rmi-core.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/misc/amd-sbi/rmi-core.c +++ b/drivers/misc/amd-sbi/rmi-core.c @@ -471,6 +471,8 @@ int create_misc_rmi_device(struct sbrmi_ GFP_KERNEL, "sbrmi-%x", data->dev_static_addr); + if (!data->sbrmi_misc_dev.name) + return -ENOMEM; data->sbrmi_misc_dev.minor = MISC_DYNAMIC_MINOR; data->sbrmi_misc_dev.fops = &sbrmi_fops; data->sbrmi_misc_dev.parent = dev; @@ -478,6 +480,8 @@ int create_misc_rmi_device(struct sbrmi_ GFP_KERNEL, "sbrmi-%x", data->dev_static_addr); + if (!data->sbrmi_misc_dev.nodename) + return -ENOMEM; data->sbrmi_misc_dev.mode = 0600; return misc_register(&data->sbrmi_misc_dev);