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author | Ben Skeggs <bskeggs@redhat.com> | 2014-08-05 22:03:49 +1000 |
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committer | Ben Skeggs <bskeggs@redhat.com> | 2014-08-10 05:12:52 +1000 |
commit | 838f6fe7e470b7cd322b7c3e5ac8c0e09e580194 (patch) | |
tree | 665b38f4ff69c9fce2db5a0eadc8767bc490ec87 /drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c | |
parent | drm/nouveau: Dis/Enable vblank irqs during suspend/resume. (diff) | |
download | linux-dev-838f6fe7e470b7cd322b7c3e5ac8c0e09e580194.tar.xz linux-dev-838f6fe7e470b7cd322b7c3e5ac8c0e09e580194.zip |
drm/nv50-/fb: use dma_mapping_error() to check dma_map_page() result
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to '')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c b/drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c index 9f5f3ac8d4c6..b19a2b3c1081 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c @@ -97,7 +97,7 @@ nvc0_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine, priv->r100c10 = dma_map_page(nv_device_base(device), priv->r100c10_page, 0, PAGE_SIZE, DMA_BIDIRECTIONAL); - if (!priv->r100c10) + if (dma_mapping_error(nv_device_base(device), priv->r100c10)) return -EFAULT; } |