diff options
Diffstat (limited to 'hw/rdma/vmw/pvrdma_cmd.c')
| -rw-r--r-- | hw/rdma/vmw/pvrdma_cmd.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/hw/rdma/vmw/pvrdma_cmd.c b/hw/rdma/vmw/pvrdma_cmd.c index 3b94545761..f236ac4795 100644 --- a/hw/rdma/vmw/pvrdma_cmd.c +++ b/hw/rdma/vmw/pvrdma_cmd.c @@ -259,6 +259,11 @@ static int create_cq_ring(PCIDevice *pci_dev , PvrdmaRing **ring, int rc = -EINVAL; char ring_name[MAX_RING_NAME_SZ]; + if (!nchunks || nchunks > PVRDMA_MAX_FAST_REG_PAGES) { + pr_dbg("invalid nchunks: %d\n", nchunks); + return rc; + } + pr_dbg("pdir_dma=0x%llx\n", (long long unsigned int)pdir_dma); dir = rdma_pci_dma_map(pci_dev, pdir_dma, TARGET_PAGE_SIZE); if (!dir) { @@ -372,6 +377,12 @@ static int create_qp_rings(PCIDevice *pci_dev, uint64_t pdir_dma, char ring_name[MAX_RING_NAME_SZ]; uint32_t wqe_sz; + if (!spages || spages > PVRDMA_MAX_FAST_REG_PAGES + || !rpages || rpages > PVRDMA_MAX_FAST_REG_PAGES) { + pr_dbg("invalid pages: %d, %d\n", spages, rpages); + return rc; + } + pr_dbg("pdir_dma=0x%llx\n", (long long unsigned int)pdir_dma); dir = rdma_pci_dma_map(pci_dev, pdir_dma, TARGET_PAGE_SIZE); if (!dir) { |