From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Hellstrom Subject: [PATCH -fixes 1/2] drm/vmwgfx: Return 0 when gmrid::get_node runs out of ID's Date: Wed, 20 Mar 2019 07:59:19 +0100 Message-ID: <20190320065920.13064-1-thellstrom@vmware.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Return-path: Sender: stable-owner@vger.kernel.org To: dri-devel@lists.freedesktop.org Cc: Deepak Rawat , stable@vger.kernel.org, Thomas Hellstrom List-Id: dri-devel@lists.freedesktop.org From: Deepak Rawat If it's not a system error and get_node implementation accommodate the buffer object then it should return 0 with memm::mm_node set to NULL. v2: Test for id != -ENOMEM instead of id == -ENOSPC. Cc: Fixes: 4eb085e42fde ("drm/vmwgfx: Convert to new IDA API") Signed-off-by: Deepak Rawat Reviewed-by: Thomas Hellstrom Signed-off-by: Thomas Hellstrom --- drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c index b93c558dd86e..7da752ca1c34 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c @@ -57,7 +57,7 @@ static int vmw_gmrid_man_get_node(struct ttm_mem_type_manager *man, id = ida_alloc_max(&gman->gmr_ida, gman->max_gmr_ids - 1, GFP_KERNEL); if (id < 0) - return id; + return (id != -ENOMEM ? 0 : id); spin_lock(&gman->lock); -- 2.19.0.rc1