diff options
| -rw-r--r-- | usr.sbin/bhyve/pci_virtio_block.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/usr.sbin/bhyve/pci_virtio_block.c b/usr.sbin/bhyve/pci_virtio_block.c index cdfd466..b0d3830 100644 --- a/usr.sbin/bhyve/pci_virtio_block.c +++ b/usr.sbin/bhyve/pci_virtio_block.c @@ -263,7 +263,9 @@ pci_vtblk_proc(struct pci_vtblk_softc *sc, struct vqueue_info *vq) break; case VBH_OP_IDENT: /* Assume a single buffer */ - strlcpy(iov[1].iov_base, sc->vbsc_ident, + /* S/n equal to buffer is not zero-terminated. */ + memset(iov[1].iov_base, 0, iov[1].iov_len); + strncpy(iov[1].iov_base, sc->vbsc_ident, MIN(iov[1].iov_len, sizeof(sc->vbsc_ident))); pci_vtblk_done(&io->io_req, 0); return; |
