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| author | Cheng Jiang <cheng1.jiang@intel.com> | 2021-05-12 02:30:56 +0000 |
|---|---|---|
| committer | Chenbo Xia <chenbo.xia@intel.com> | 2021-05-12 10:28:18 +0200 |
| commit | 35139e648ad103a21589bf28ac9d5909fb483b46 (patch) | |
| tree | 0fd64f85f50448ecea015eecbd3a5bd493b82492 /lib | |
| parent | 11a7cd8c92deab38336099f7dc1ec2aaa455ae88 (diff) | |
vhost: fix sign extension in async packed ring
Change the variable type in store_dma_desc_info_packed() to fix
suspicious implicit sign extension.
Coverity issue: 370608, 370610, 370612
Fixes: 873e8dad6f49 ("vhost: support packed ring in async datapath")
Signed-off-by: Cheng Jiang <cheng1.jiang@intel.com>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/vhost/virtio_net.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/vhost/virtio_net.c b/lib/vhost/virtio_net.c index 9137a9923b..abfd67d38c 100644 --- a/lib/vhost/virtio_net.c +++ b/lib/vhost/virtio_net.c @@ -1491,7 +1491,7 @@ store_dma_desc_info_packed(struct vring_used_elem_packed *s_ring, struct vring_used_elem_packed *d_ring, uint16_t ring_size, uint16_t s_idx, uint16_t d_idx, uint16_t count) { - uint16_t elem_size = sizeof(struct vring_used_elem_packed); + size_t elem_size = sizeof(struct vring_used_elem_packed); if (d_idx + count <= ring_size) { rte_memcpy(d_ring + d_idx, s_ring + s_idx, count * elem_size); |