diff options
Diffstat (limited to 'sys/compat/linuxkpi/common/src/linux_compat.c')
| -rw-r--r-- | sys/compat/linuxkpi/common/src/linux_compat.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/compat/linuxkpi/common/src/linux_compat.c b/sys/compat/linuxkpi/common/src/linux_compat.c index 8df5de6329b6..a802ef999472 100644 --- a/sys/compat/linuxkpi/common/src/linux_compat.c +++ b/sys/compat/linuxkpi/common/src/linux_compat.c @@ -497,7 +497,7 @@ linux_cdev_pager_populate(vm_object_t vm_obj, vm_pindex_t pidx, int fault_type, VM_OBJECT_WUNLOCK(vm_obj); down_write(&vmap->vm_mm->mmap_sem); - if (unlikely(vmap->vm_ops == NULL)) { + if (unlikely(vmap->vm_ops == NULL || vmap->vm_ops->fault == NULL)) { err = VM_FAULT_SIGBUS; } else { vmap->vm_pfn_count = 0; @@ -1173,8 +1173,7 @@ linux_dev_mmap_single(struct cdev *dev, vm_ooffset_t *offset, if (vmap->vm_ops != NULL) { void *vm_private_data; - if (vmap->vm_ops->fault == NULL || - vmap->vm_ops->open == NULL || + if (vmap->vm_ops->open == NULL || vmap->vm_ops->close == NULL || vmap->vm_private_data == NULL) { linux_cdev_handle_free(vmap); @@ -2027,6 +2026,8 @@ linux_compat_uninit(void *arg) linux_kobject_kfree_name(&linux_root_device.kobj); linux_kobject_kfree_name(&linux_class_misc.kobj); + mtx_destroy(&vmmaplock); + spin_lock_destroy(&pci_lock); rw_destroy(&linux_vma_lock); } SYSUNINIT(linux_compat, SI_SUB_DRIVERS, SI_ORDER_SECOND, linux_compat_uninit, NULL); |