fuse: fix missing fput on error

Fix the leaking file reference if allocation or initialization of
fuse_conn failed.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
CC: stable@kernel.org

1 files changed, 7 insertions, 2 deletions

diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 47c96fdca1ac..6893717b6536 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -829,15 +829,20 @@ static int fuse_fill_super(struct super_block *sb, void *data, int silent)
         if (!file)
                 return -EINVAL;
 
-        if (file->f_op != &fuse_dev_operations)
+        if (file->f_op != &fuse_dev_operations) {
+                fput(file);
                 return -EINVAL;
+        }
 
         fc = kmalloc(sizeof(*fc), GFP_KERNEL);
-        if (!fc)
+        if (!fc) {
+                fput(file);
                 return -ENOMEM;
+        }
 
         err = fuse_conn_init(fc, sb);
         if (err) {
+                fput(file);
                 kfree(fc);
                 return err;
         }