Messages in this thread | | | Date | Thu, 21 Apr 2022 14:34:47 +0300 | Subject | Re: [PATCH] btrfs: Fix a memory leak in btrfs_ioctl_balance() | From | Nikolay Borisov <> |
| |
<snip>
> > Actually to simplify further: > > diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c > index 7a6974e877f4..bbda55d41a06 100644 > --- a/fs/btrfs/ioctl.c > +++ b/fs/btrfs/ioctl.c > @@ -4353,6 +4353,7 @@ static long btrfs_ioctl_balance(struct file *file, > void __user *arg) > bargs = memdup_user(arg, sizeof(*bargs)); > if (IS_ERR(bargs)) { > ret = PTR_ERR(bargs); > + bargs = NULL; > goto out; > }
Unf, this also leads to the double free ...
<snip>
| |