Commit 683be16e authored by Dan Carpenter's avatar Dan Carpenter Committed by Chris Mason
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Btrfs: dereferencing freed memory 



The original code dereferenced range on the next line.

Signed-off-by: default avatarDan Carpenter <error27@gmail.com>
Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent f3eae7e8

fs/btrfs/ioctl.c

+1 −0
Original line number Diff line number Diff line
@@ -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)) {