drm/radeon: fix vm buffer size estimation

Only relevant if we got VM_BLOCK_SIZE>9, but better save than sorry.

Signed-off-by: Christian König <christian.koenig@amd.com>

diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
index 1f42669..1491be9 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_vm.c
+++ b/drivers/gpu/drm/radeon/radeon_vm.c
@@ -132,7 +132,7 @@ struct radeon_cs_reloc *radeon_vm_get_bos(struct radeon_device *rdev,
        struct radeon_cs_reloc *list;
        unsigned i, idx;
 
-       list = kmalloc_array(vm->max_pde_used + 1,
+       list = kmalloc_array(vm->max_pde_used + 2,
                             sizeof(struct radeon_cs_reloc), GFP_KERNEL);
        if (!list)
                return NULL;