Messages in this thread Patch in this message | | | Subject | [PATCH 2/3] virtio_pci: Use kmalloc_array() in vp_request_msix_vectors() | From | SF Markus Elfring <> | Date | Thu, 26 Jan 2017 22:46:57 +0100 |
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From: Markus Elfring <elfring@users.sourceforge.net> 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 <elfring@users.sourceforge.net> --- 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
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