dma: convert dma_buf_fd() to FD_ADD()

Link: https://patch.msgid.link/20251123-work-fd-prepare-v4-18-b6efa1706cfd@kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>

diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index 2bcf9ce..edaa9e4 100644 (file)
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -768,18 +768,10 @@ EXPORT_SYMBOL_NS_GPL(dma_buf_export, "DMA_BUF");
  */
 int dma_buf_fd(struct dma_buf *dmabuf, int flags)
 {
-       int fd;
-
        if (!dmabuf || !dmabuf->file)
                return -EINVAL;
 
-       fd = get_unused_fd_flags(flags);
-       if (fd < 0)
-               return fd;
-
-       fd_install(fd, dmabuf->file);
-
-       return fd;
+       return FD_ADD(flags, dmabuf->file);
 }
 EXPORT_SYMBOL_NS_GPL(dma_buf_fd, "DMA_BUF");