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-rw-r--r--drivers/gpu/drm/i915/i915_gem.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 1910c66f48e2..42d24410a98c 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1627,6 +1627,12 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data,
goto err;
}
+ /* Writes not allowed into this read-only object */
+ if (i915_gem_object_is_readonly(obj)) {
+ ret = -EINVAL;
+ goto err;
+ }
+
trace_i915_gem_object_pwrite(obj, args->offset, args->size);
ret = -ENODEV;