diff options
Diffstat (limited to 'drivers/accel/habanalabs/common/memory.c')
| -rw-r--r-- | drivers/accel/habanalabs/common/memory.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/accel/habanalabs/common/memory.c b/drivers/accel/habanalabs/common/memory.c index 61472a381904..633db4bff46f 100644 --- a/drivers/accel/habanalabs/common/memory.c +++ b/drivers/accel/habanalabs/common/memory.c @@ -1837,7 +1837,12 @@ static void hl_release_dmabuf(struct dma_buf *dmabuf) atomic_dec(&ctx->hdev->dmabuf_export_cnt); hl_ctx_put(ctx); - /* Paired with get_file() in export_dmabuf() */ + /* + * Paired with get_file() in export_dmabuf(). + * 'ctx' can be still used here to get the file pointer, even after hl_ctx_put() was called, + * because releasing the compute device file involves another reference decrement, and it + * would be possible only after calling fput(). + */ fput(ctx->hpriv->file_priv->filp); kfree(hl_dmabuf); @@ -2332,7 +2337,7 @@ static int get_user_memory(struct hl_device *hdev, u64 addr, u64 size, if (rc < 0) goto destroy_pages; npages = rc; - rc = -EFAULT; + rc = -ENOMEM; goto put_pages; } userptr->npages = npages; |