Re: [PATCH] ecryptfs: Add missing gotos in ecryptfs_read_metadata

From: Thorsten Blum

Date: Sun Jan 11 2026 - 07:29:03 EST


On 11. Jan 2026, at 02:08, Al Viro wrote:
> On Sun, Jan 11, 2026 at 01:36:52AM +0100, Thorsten Blum wrote:
>> Add two missing goto statements to exit ecryptfs_read_metadata() when an
>> error occurs.
>>
>> The first goto is required; otherwise ECRYPTFS_METADATA_IN_XATTR may be
>> set when xattr metadata is enabled even though parsing the metadata
>> failed. The second goto is not strictly necessary, but it makes the
>> error path explicit instead of relying on falling through to 'out'.
>
> Ugh... IMO the whole thing from the point we'd successfully allocated
> the page to the point where we start to clear it ought to be in a separate
> helper. Something like this, perhaps?

I wanted to keep the fix simple, but I'm happy to refactor the function
if that's preferred. Any preferences, Tyler?

Thanks,
Thorsten