diff options
| author | Mikko Perttunen | 2018-06-20 16:03:58 +0300 |
|---|---|---|
| committer | Thierry Reding | 2018-07-09 10:33:45 +0200 |
| commit | 5265f0338bc0feec6c0d544dfe005dec1a93cb93 (patch) | |
| tree | 207c3c849a78c3f20cb879794cc774477588f91c /drivers/gpu/drm/tegra | |
| parent | ec58923215dbbeef59ee82923ee94d745f73db58 (diff) | |
drm/tegra: Fix comparison operator for buffer size
Here we are checking for the buffer length, not an offset for writing
to, so using > is correct. The current code incorrectly rejects a
command buffer ending at the memory buffer's end.
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/tegra')
| -rw-r--r-- | drivers/gpu/drm/tegra/drm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index 776c1513e582..a2bd5876c633 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -398,7 +398,7 @@ int tegra_drm_submit(struct tegra_drm_context *context, * unaligned offset is malformed and cause commands stream * corruption on the buffer address relocation. */ - if (offset & 3 || offset >= obj->gem.size) { + if (offset & 3 || offset > obj->gem.size) { err = -EINVAL; goto fail; } |