aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/i810/i810_dma.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i810/i810_dma.c')
-rw-r--r--drivers/gpu/drm/i810/i810_dma.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i810/i810_dma.c b/drivers/gpu/drm/i810/i810_dma.c
index 3b378936f575..a9b15001416a 100644
--- a/drivers/gpu/drm/i810/i810_dma.c
+++ b/drivers/gpu/drm/i810/i810_dma.c
@@ -721,7 +721,7 @@ static void i810_dma_dispatch_vertex(struct drm_device *dev,
if (nbox > I810_NR_SAREA_CLIPRECTS)
nbox = I810_NR_SAREA_CLIPRECTS;
- if (used > 4 * 1024)
+ if (used < 0 || used > 4 * 1024)
used = 0;
if (sarea_priv->dirty)
@@ -1041,7 +1041,7 @@ static void i810_dma_dispatch_mc(struct drm_device *dev, struct drm_buf *buf, in
if (u != I810_BUF_CLIENT)
DRM_DEBUG("MC found buffer that isn't mine!\n");
- if (used > 4 * 1024)
+ if (used < 0 || used > 4 * 1024)
used = 0;
sarea_priv->dirty = 0x7f;