diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index fbbb750bc5b19bca7d309b81f7291a3d2edbf6c7..2472eb96c4b721da7580204fbc67e0443f30dc71 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -176,8 +176,9 @@ static loff_t dma_buf_llseek(struct file *file, loff_t offset, int whence)
 	dmabuf = file->private_data;
 
 	/* only support discovering the end of the buffer,
-	   but also allow SEEK_SET to maintain the idiomatic
-	   SEEK_END(0), SEEK_CUR(0) pattern */
+	 * but also allow SEEK_SET to maintain the idiomatic
+	 * SEEK_END(0), SEEK_CUR(0) pattern.
+	 */
 	if (whence == SEEK_END)
 		base = dmabuf->size;
 	else if (whence == SEEK_SET)
@@ -782,13 +783,14 @@ static void mangle_sg_table(struct sg_table *sg_table)
 	/* To catch abuse of the underlying struct page by importers mix
 	 * up the bits, but take care to preserve the low SG_ bits to
 	 * not corrupt the sgt. The mixing is undone in __unmap_dma_buf
-	 * before passing the sgt back to the exporter. */
+	 * before passing the sgt back to the exporter.
+	 */
 	for_each_sgtable_sg(sg_table, sg, i)
 		sg->page_link ^= ~0xffUL;
 #endif
 
 }
-static struct sg_table * __map_dma_buf(struct dma_buf_attachment *attach,
+static struct sg_table *__map_dma_buf(struct dma_buf_attachment *attach,
 				       enum dma_data_direction direction)
 {
 	struct sg_table *sg_table;
@@ -1697,7 +1699,7 @@ static int dma_buf_init_debugfs(void)
 
 	dma_buf_debugfs_dir = d;
 
-	d = debugfs_create_file("bufinfo", S_IRUGO, dma_buf_debugfs_dir,
+	d = debugfs_create_file("bufinfo", 0444, dma_buf_debugfs_dir,
 				NULL, &dma_buf_debug_fops);
 	if (IS_ERR(d)) {
 		pr_debug("dma_buf: debugfs: failed to create node bufinfo\n");