Re: [PATCH v2 6/7] fs: use HKDF implementation from kernel crypto API

2021-01-28 Thread Eric Biggers
On Sun, Jan 24, 2021 at 03:04:31PM +0100, Stephan Müller wrote: > @@ -74,16 +57,14 @@ int fscrypt_init_hkdf(struct fscrypt_hkdf *hkdf, const u8 > *master_key, > return PTR_ERR(hmac_tfm); > } > > - if (WARN_ON(crypto_shash_digestsize(hmac_tfm) != sizeof(prk))) { > + if

Re: [PATCH v2 6/7] fs: use HKDF implementation from kernel crypto API

2021-01-28 Thread Eric Biggers
Please prefix the commit subject with "fscrypt: " rather than "fs: ". On Sun, Jan 24, 2021 at 03:04:31PM +0100, Stephan Müller wrote: > diff --git a/fs/crypto/hkdf.c b/fs/crypto/hkdf.c > index e0ec21055505..ae236b42b1f0 100644 > --- a/fs/crypto/hkdf.c > +++ b/fs/crypto/hkdf.c > @@ -9,7 +9,7 @@ >

[PATCH v2 6/7] fs: use HKDF implementation from kernel crypto API

2021-01-24 Thread Stephan Müller
As the kernel crypto API implements HKDF, replace the file-system-specific HKDF implementation with the generic HKDF implementation. Signed-off-by: Stephan Mueller --- fs/crypto/Kconfig | 2 +- fs/crypto/hkdf.c | 98 +-- 2 files changed, 20 insertion