From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Subject: [PATCH 2/3] virtio_pci: Use kmalloc_array() in vp_request_msix_vectors() Date: Thu, 26 Jan 2017 22:46:57 +0100 Message-ID: <02a6f5e2-d20b-3e71-5eaa-344331bec7f1@users.sourceforge.net> References: <61829748-a13d-42e4-8f6c-103ee5ca2c88@users.sourceforge.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <61829748-a13d-42e4-8f6c-103ee5ca2c88@users.sourceforge.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: virtualization@lists.linux-foundation.org, Jason Wang , "Michael S. Tsirkin" Cc: kernel-janitors@vger.kernel.org, LKML List-Id: virtualization@lists.linuxfoundation.org From: Markus Elfring Date: Thu, 26 Jan 2017 22:20:30 +0100 A multiplication for the size determination of a memory allocation indicated that an array data structure should be processed. Thus reuse the corresponding function "kmalloc_array". This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- drivers/virtio/virtio_pci_common.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/virtio/virtio_pci_common.c b/drivers/virtio/virtio_pci_common.c index 559a2b706093..623a8cea1441 100644 --- a/drivers/virtio/virtio_pci_common.c +++ b/drivers/virtio/virtio_pci_common.c @@ -111,9 +111,9 @@ static int vp_request_msix_vectors(struct virtio_device *vdev, int nvectors, int err = -ENOMEM; vp_dev->msix_vectors = nvectors; - - vp_dev->msix_names = kmalloc(nvectors * sizeof *vp_dev->msix_names, - GFP_KERNEL); + vp_dev->msix_names = kmalloc_array(nvectors, + sizeof(*vp_dev->msix_names), + GFP_KERNEL); if (!vp_dev->msix_names) goto error; vp_dev->msix_affinity_masks -- 2.11.0