Btrfs: dereferencing freed memory

The original code dereferenced range on the next line.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 5c9f8b30608c..874d36e5f167 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1374,6 +1374,7 @@ static int btrfs_ioctl_defrag(struct file *file, void __user *argp)
                                            sizeof(*range))) {
                                 ret = -EFAULT;
                                 kfree(range);
+                                goto out;
                         }
                         /* compression requires us to start the IO */
                         if ((range->flags & BTRFS_DEFRAG_RANGE_COMPRESS)) {