[PATCH] pipe: fix potential inode leak in create_pipe_files()

[Zhiqiang Liu]

In create_pipe_files(), if alloc_file_clone() fails, we will call
put_pipe_info to release pipe, and call fput() to release f.
However, we donot call iput() to free inode.

Signed-off-by: Zhiqiang Liu <liuzhiqian...@huawei.com>
Signed-off-by: Feilong Lin <linfeil...@huawei.com>
---
 fs/pipe.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/pipe.c b/fs/pipe.c
index 0ac197658a2d..8856607fde65 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -924,6 +924,7 @@ int create_pipe_files(struct file **res, int flags)
        if (IS_ERR(res[0])) {
                put_pipe_info(inode, inode->i_pipe);
                fput(f);
+               iput(inode);
                return PTR_ERR(res[0]);
        }
        res[0]->private_data = inode->i_pipe;
-- 
2.19.1