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authorEric Biggers <ebiggers@google.com>2020-05-01 22:31:15 -0700
committerHerbert Xu <herbert@gondor.apana.org.au>2020-05-08 15:32:14 +1000
commit3e185a56eb6968927049f2b3b8c95b3636d77ffd (patch)
tree94b0e25dec1ae3c6d61d824f74a0ac03e18d2e41 /fs/crypto/fname.c
parent96a5aa721df8e740f8d33fe7eae18acc157a000d (diff)
fscrypt: use crypto_shash_tfm_digest()
Instead of manually allocating a 'struct shash_desc' on the stack and calling crypto_shash_digest(), switch to using the new helper function crypto_shash_tfm_digest() which does this for us. Signed-off-by: Eric Biggers <ebiggers@google.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'fs/crypto/fname.c')
-rw-r--r--fs/crypto/fname.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/fs/crypto/fname.c b/fs/crypto/fname.c
index 4c212442a8f7..5c9fb013e3f7 100644
--- a/fs/crypto/fname.c
+++ b/fs/crypto/fname.c
@@ -83,13 +83,8 @@ static int fscrypt_do_sha256(const u8 *data, unsigned int data_len, u8 *result)
tfm = prev_tfm;
}
}
- {
- SHASH_DESC_ON_STACK(desc, tfm);
- desc->tfm = tfm;
-
- return crypto_shash_digest(desc, data, data_len, result);
- }
+ return crypto_shash_tfm_digest(tfm, data, data_len, result);
}
static inline bool fscrypt_is_dot_dotdot(const struct qstr *str)