The ttm mem global state was leaking if the vmwgfx driver load failed.
In case of a driver load failure we have to make sure we also release the ttm mem global state.
Signed-off-by: Zack Rusin zackr@vmware.com Reviewed-by: Martin Krastev krastevm@vmware.com --- drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 26 ++++++++++++++++---------- 1 file changed, 16 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index ab9a1750e1df..8d0b083ba267 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -1617,34 +1617,40 @@ static int vmw_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &driver); if (ret) - return ret; + goto out_error;
ret = pcim_enable_device(pdev); if (ret) - return ret; + goto out_error;
vmw = devm_drm_dev_alloc(&pdev->dev, &driver, struct vmw_private, drm); - if (IS_ERR(vmw)) - return PTR_ERR(vmw); + if (IS_ERR(vmw)) { + ret = PTR_ERR(vmw); + goto out_error; + }
pci_set_drvdata(pdev, &vmw->drm);
ret = ttm_mem_global_init(&ttm_mem_glob, &pdev->dev); if (ret) - return ret; + goto out_error;
ret = vmw_driver_load(vmw, ent->device); if (ret) - return ret; + goto out_release;
ret = drm_dev_register(&vmw->drm, 0); - if (ret) { - vmw_driver_unload(&vmw->drm); - return ret; - } + if (ret) + goto out_unload;
return 0; +out_unload: + vmw_driver_unload(&vmw->drm); +out_release: + ttm_mem_global_release(&ttm_mem_glob); +out_error: + return ret; }
static int __init vmwgfx_init(void)