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author | Alex Deucher <alexdeucher@gmail.com> | 2010-07-21 10:29:32 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2010-07-21 10:29:32 +1000 |
commit | c42750b0261274107ae85c894c088e618a3e38b9 (patch) | |
tree | 30c3b5ddd9a05d07edbf95498ac44b668e2277d4 | |
parent | e153b70b89770968a704eda0b55707c6066b2d44 (diff) | |
download | blackbird-op-linux-c42750b0261274107ae85c894c088e618a3e38b9.tar.gz blackbird-op-linux-c42750b0261274107ae85c894c088e618a3e38b9.zip |
drm/r600: fix possible NULL pointer derefernce
Reported-by: Alexander Y. Fomichev <git.user@gmail.com>
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
-rw-r--r-- | drivers/gpu/drm/radeon/r600_blit.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/r600_blit.c b/drivers/gpu/drm/radeon/r600_blit.c index f4fb88ece2bb..ca5c29f70779 100644 --- a/drivers/gpu/drm/radeon/r600_blit.c +++ b/drivers/gpu/drm/radeon/r600_blit.c @@ -538,9 +538,12 @@ int r600_prepare_blit_copy(struct drm_device *dev, struct drm_file *file_priv) { drm_radeon_private_t *dev_priv = dev->dev_private; + int ret; DRM_DEBUG("\n"); - r600_nomm_get_vb(dev); + ret = r600_nomm_get_vb(dev); + if (ret) + return ret; dev_priv->blit_vb->file_priv = file_priv; |