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 <gomonovych@xxxxxxxxx> --- 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