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-rw-r--r--drivers/gpu/drm/i915/i915_gem.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 5fe5034..29d9d21 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1763,6 +1763,10 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
(int) args->buffers_ptr, args->buffer_count, args->batch_len);
#endif
+ if (args->buffer_count < 1) {
+ DRM_ERROR("execbuf with %d buffers\n", args->buffer_count);
+ return -EINVAL;
+ }
/* Copy in the exec list from userland */
exec_list = drm_calloc(sizeof(*exec_list), args->buffer_count,
DRM_MEM_DRIVER);