NULL check before some freeing functions is not needed.
drivers/dma-buf/dma-buf.c:1183:2-26: WARNING: NULL check before freeing 
debugfs_remove_recursive
Generated by: scripts/coccinelle/free/ifnullfree.cocci

Signed-off-by: Vasyl Gomonovych <gomonov...@gmail.com>
---
 drivers/dma-buf/dma-buf.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index 4a038dcf5361..048827b06c03 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -1179,8 +1179,7 @@ static int dma_buf_init_debugfs(void)
 
 static void dma_buf_uninit_debugfs(void)
 {
-       if (dma_buf_debugfs_dir)
-               debugfs_remove_recursive(dma_buf_debugfs_dir);
+       debugfs_remove_recursive(dma_buf_debugfs_dir);
 }
 #else
 static inline int dma_buf_init_debugfs(void)
-- 
1.9.1

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