From a86f25518e3ab7aec2d44b195835fd8d22d0eada Mon Sep 17 00:00:00 2001 From: =?utf8?q?Micha=C5=82=20Miros=C5=82aw?= Date: Thu, 31 Aug 2017 20:06:12 +0200 Subject: [PATCH] virtgpu: remove redundant task_comm copying MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Remove redundant task name copying because: 1. task->comm is already NUL-terminated 2. virtio_gpu_context_create() trims passed dbgname anyway Signed-off-by: Michał Mirosław Link: http://patchwork.freedesktop.org/patch/msgid/588612bbc672e8b598e10f79fcbc041122e844ba.1504202471.git.mirq-linux@rere.qmqm.pl Signed-off-by: Gerd Hoffmann --- drivers/gpu/drm/virtio/virtgpu_kms.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c index 6400506a06b0..65060c08522d 100644 --- a/drivers/gpu/drm/virtio/virtgpu_kms.c +++ b/drivers/gpu/drm/virtio/virtgpu_kms.c @@ -272,20 +272,18 @@ int virtio_gpu_driver_open(struct drm_device *dev, struct drm_file *file) struct virtio_gpu_device *vgdev = dev->dev_private; struct virtio_gpu_fpriv *vfpriv; uint32_t id; - char dbgname[64], tmpname[TASK_COMM_LEN]; + char dbgname[TASK_COMM_LEN]; /* can't create contexts without 3d renderer */ if (!vgdev->has_virgl_3d) return 0; - get_task_comm(tmpname, current); - snprintf(dbgname, sizeof(dbgname), "%s", tmpname); - dbgname[63] = 0; /* allocate a virt GPU context for this opener */ vfpriv = kzalloc(sizeof(*vfpriv), GFP_KERNEL); if (!vfpriv) return -ENOMEM; + get_task_comm(dbgname, current); virtio_gpu_context_create(vgdev, strlen(dbgname), dbgname, &id); vfpriv->ctx_id = id; -- 2.30.2