| Message ID | 20171023214058.128121-4-ebiggers3@gmail.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Mon, Oct 23, 2017 at 02:40:36PM -0700, Eric Biggers wrote: > From: Eric Biggers <ebiggers@google.com> > > Update the filesystem encryption kernel code to use the new names for > the UAPI constants rather than the old names. > > Signed-off-by: Eric Biggers <ebiggers@google.com> Reviewed-by: Michael Halcrow <mhalcrow@google.com> > --- > fs/crypto/fname.c | 4 ++-- > fs/crypto/fscrypt_private.h | 4 ++-- > fs/crypto/keyinfo.c | 36 +++++++++++++++++------------------- > fs/crypto/policy.c | 14 +++++++------- > include/linux/fscrypt.h | 8 ++++---- > 5 files changed, 32 insertions(+), 34 deletions(-) > > diff --git a/fs/crypto/fname.c b/fs/crypto/fname.c > index 2878289b3ed2..c91bcef65b9f 100644 > --- a/fs/crypto/fname.c > +++ b/fs/crypto/fname.c > @@ -46,7 +46,7 @@ static int fname_encrypt(struct inode *inode, > int res = 0; > char iv[FS_CRYPTO_BLOCK_SIZE]; > struct scatterlist sg; > - int padding = 4 << (ci->ci_flags & FS_POLICY_FLAGS_PAD_MASK); > + int padding = 4 << (ci->ci_flags & FSCRYPT_POLICY_FLAGS_PAD_MASK); > unsigned int lim; > unsigned int cryptlen; > > @@ -217,7 +217,7 @@ u32 fscrypt_fname_encrypted_size(const struct inode *inode, u32 ilen) > struct fscrypt_info *ci = inode->i_crypt_info; > > if (ci) > - padding = 4 << (ci->ci_flags & FS_POLICY_FLAGS_PAD_MASK); > + padding = 4 << (ci->ci_flags & FSCRYPT_POLICY_FLAGS_PAD_MASK); > ilen = max(ilen, (u32)FS_CRYPTO_BLOCK_SIZE); > return round_up(ilen, padding); > } > diff --git a/fs/crypto/fscrypt_private.h b/fs/crypto/fscrypt_private.h > index a180981ee6d7..5cb80a2d39ea 100644 > --- a/fs/crypto/fscrypt_private.h > +++ b/fs/crypto/fscrypt_private.h > @@ -43,7 +43,7 @@ struct fscrypt_context { > u8 contents_encryption_mode; > u8 filenames_encryption_mode; > u8 flags; > - u8 master_key_descriptor[FS_KEY_DESCRIPTOR_SIZE]; > + u8 master_key_descriptor[FSCRYPT_KEY_DESCRIPTOR_SIZE]; > u8 nonce[FS_KEY_DERIVATION_NONCE_SIZE]; > } __packed; > > @@ -59,7 +59,7 @@ struct fscrypt_info { > u8 ci_flags; > struct crypto_skcipher *ci_ctfm; > struct crypto_cipher *ci_essiv_tfm; > - u8 ci_master_key[FS_KEY_DESCRIPTOR_SIZE]; > + u8 ci_master_key[FSCRYPT_KEY_DESCRIPTOR_SIZE]; > }; > > typedef enum { > diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c > index 7aed93bcfb82..ac41f646e7b7 100644 > --- a/fs/crypto/keyinfo.c > +++ b/fs/crypto/keyinfo.c > @@ -38,7 +38,7 @@ static void derive_crypt_complete(struct crypto_async_request *req, int rc) > */ > static int derive_key_aes(u8 deriving_key[FS_AES_128_ECB_KEY_SIZE], > const struct fscrypt_key *source_key, > - u8 derived_raw_key[FS_MAX_KEY_SIZE]) > + u8 derived_raw_key[FSCRYPT_MAX_KEY_SIZE]) > { > int res = 0; > struct skcipher_request *req = NULL; > @@ -91,7 +91,7 @@ static int validate_user_key(struct fscrypt_info *crypt_info, > int res; > > description = kasprintf(GFP_NOFS, "%s%*phN", prefix, > - FS_KEY_DESCRIPTOR_SIZE, > + FSCRYPT_KEY_DESCRIPTOR_SIZE, > ctx->master_key_descriptor); > if (!description) > return -ENOMEM; > @@ -121,7 +121,8 @@ static int validate_user_key(struct fscrypt_info *crypt_info, > master_key = (struct fscrypt_key *)ukp->data; > BUILD_BUG_ON(FS_AES_128_ECB_KEY_SIZE != FS_KEY_DERIVATION_NONCE_SIZE); > > - if (master_key->size < min_keysize || master_key->size > FS_MAX_KEY_SIZE > + if (master_key->size < min_keysize || > + master_key->size > FSCRYPT_MAX_KEY_SIZE > || master_key->size % AES_BLOCK_SIZE != 0) { Format nit: This makes the placement of "||" inconsistent across lines in this same expression. > printk_once(KERN_WARNING > "%s: key size incorrect: %d\n", > @@ -140,14 +141,10 @@ static const struct { > const char *cipher_str; > int keysize; > } available_modes[] = { > - [FS_ENCRYPTION_MODE_AES_256_XTS] = { "xts(aes)", > - FS_AES_256_XTS_KEY_SIZE }, > - [FS_ENCRYPTION_MODE_AES_256_CTS] = { "cts(cbc(aes))", > - FS_AES_256_CTS_KEY_SIZE }, > - [FS_ENCRYPTION_MODE_AES_128_CBC] = { "cbc(aes)", > - FS_AES_128_CBC_KEY_SIZE }, > - [FS_ENCRYPTION_MODE_AES_128_CTS] = { "cts(cbc(aes))", > - FS_AES_128_CTS_KEY_SIZE }, > + [FSCRYPT_MODE_AES_256_XTS] = { "xts(aes)", FS_AES_256_XTS_KEY_SIZE }, > + [FSCRYPT_MODE_AES_256_CTS] = { "cts(cbc(aes))", FS_AES_256_CTS_KEY_SIZE }, > + [FSCRYPT_MODE_AES_128_CBC] = { "cbc(aes)", FS_AES_128_CBC_KEY_SIZE }, > + [FSCRYPT_MODE_AES_128_CTS] = { "cts(cbc(aes))", FS_AES_128_CTS_KEY_SIZE }, > }; > > static int determine_cipher_type(struct fscrypt_info *ci, struct inode *inode, > @@ -278,9 +275,10 @@ int fscrypt_get_encryption_info(struct inode *inode) > /* Fake up a context for an unencrypted directory */ > memset(&ctx, 0, sizeof(ctx)); > ctx.format = FS_ENCRYPTION_CONTEXT_FORMAT_V1; > - ctx.contents_encryption_mode = FS_ENCRYPTION_MODE_AES_256_XTS; > - ctx.filenames_encryption_mode = FS_ENCRYPTION_MODE_AES_256_CTS; > - memset(ctx.master_key_descriptor, 0x42, FS_KEY_DESCRIPTOR_SIZE); > + ctx.contents_encryption_mode = FSCRYPT_MODE_AES_256_XTS; > + ctx.filenames_encryption_mode = FSCRYPT_MODE_AES_256_CTS; > + memset(ctx.master_key_descriptor, 0x42, > + FSCRYPT_KEY_DESCRIPTOR_SIZE); > } else if (res != sizeof(ctx)) { > return -EINVAL; > } > @@ -288,7 +286,7 @@ int fscrypt_get_encryption_info(struct inode *inode) > if (ctx.format != FS_ENCRYPTION_CONTEXT_FORMAT_V1) > return -EINVAL; > > - if (ctx.flags & ~FS_POLICY_FLAGS_VALID) > + if (ctx.flags & ~FSCRYPT_POLICY_FLAGS_VALID) > return -EINVAL; > > crypt_info = kmem_cache_alloc(fscrypt_info_cachep, GFP_NOFS); > @@ -312,12 +310,12 @@ int fscrypt_get_encryption_info(struct inode *inode) > * crypto API as part of key derivation. > */ > res = -ENOMEM; > - raw_key = kmalloc(FS_MAX_KEY_SIZE, GFP_NOFS); > + raw_key = kmalloc(FSCRYPT_MAX_KEY_SIZE, GFP_NOFS); > if (!raw_key) > goto out; > > - res = validate_user_key(crypt_info, &ctx, raw_key, FS_KEY_DESC_PREFIX, > - keysize); > + res = validate_user_key(crypt_info, &ctx, raw_key, > + FSCRYPT_KEY_DESC_PREFIX, keysize); > if (res && inode->i_sb->s_cop->key_prefix) { > int res2 = validate_user_key(crypt_info, &ctx, raw_key, > inode->i_sb->s_cop->key_prefix, > @@ -349,7 +347,7 @@ int fscrypt_get_encryption_info(struct inode *inode) > goto out; > > if (S_ISREG(inode->i_mode) && > - crypt_info->ci_data_mode == FS_ENCRYPTION_MODE_AES_128_CBC) { > + crypt_info->ci_data_mode == FSCRYPT_MODE_AES_128_CBC) { > res = init_essiv_generator(crypt_info, raw_key, keysize); > if (res) { > pr_debug("%s: error %d (inode %lu) allocating essiv tfm\n", > diff --git a/fs/crypto/policy.c b/fs/crypto/policy.c > index 6a63b8a0d46c..19332a6fd52d 100644 > --- a/fs/crypto/policy.c > +++ b/fs/crypto/policy.c > @@ -21,7 +21,7 @@ static bool is_encryption_context_consistent_with_policy( > const struct fscrypt_policy *policy) > { > return memcmp(ctx->master_key_descriptor, policy->master_key_descriptor, > - FS_KEY_DESCRIPTOR_SIZE) == 0 && > + FSCRYPT_KEY_DESCRIPTOR_SIZE) == 0 && > (ctx->flags == policy->flags) && > (ctx->contents_encryption_mode == > policy->contents_encryption_mode) && > @@ -36,13 +36,13 @@ static int create_encryption_context_from_policy(struct inode *inode, > > ctx.format = FS_ENCRYPTION_CONTEXT_FORMAT_V1; > memcpy(ctx.master_key_descriptor, policy->master_key_descriptor, > - FS_KEY_DESCRIPTOR_SIZE); > + FSCRYPT_KEY_DESCRIPTOR_SIZE); > > if (!fscrypt_valid_enc_modes(policy->contents_encryption_mode, > policy->filenames_encryption_mode)) > return -EINVAL; > > - if (policy->flags & ~FS_POLICY_FLAGS_VALID) > + if (policy->flags & ~FSCRYPT_POLICY_FLAGS_VALID) > return -EINVAL; > > ctx.contents_encryption_mode = policy->contents_encryption_mode; > @@ -125,7 +125,7 @@ int fscrypt_ioctl_get_policy(struct file *filp, void __user *arg) > policy.filenames_encryption_mode = ctx.filenames_encryption_mode; > policy.flags = ctx.flags; > memcpy(policy.master_key_descriptor, ctx.master_key_descriptor, > - FS_KEY_DESCRIPTOR_SIZE); > + FSCRYPT_KEY_DESCRIPTOR_SIZE); > > if (copy_to_user(arg, &policy, sizeof(policy))) > return -EFAULT; > @@ -199,7 +199,7 @@ int fscrypt_has_permitted_context(struct inode *parent, struct inode *child) > > if (parent_ci && child_ci) { > return memcmp(parent_ci->ci_master_key, child_ci->ci_master_key, > - FS_KEY_DESCRIPTOR_SIZE) == 0 && > + FSCRYPT_KEY_DESCRIPTOR_SIZE) == 0 && > (parent_ci->ci_data_mode == child_ci->ci_data_mode) && > (parent_ci->ci_filename_mode == > child_ci->ci_filename_mode) && > @@ -216,7 +216,7 @@ int fscrypt_has_permitted_context(struct inode *parent, struct inode *child) > > return memcmp(parent_ctx.master_key_descriptor, > child_ctx.master_key_descriptor, > - FS_KEY_DESCRIPTOR_SIZE) == 0 && > + FSCRYPT_KEY_DESCRIPTOR_SIZE) == 0 && > (parent_ctx.contents_encryption_mode == > child_ctx.contents_encryption_mode) && > (parent_ctx.filenames_encryption_mode == > @@ -254,7 +254,7 @@ int fscrypt_inherit_context(struct inode *parent, struct inode *child, > ctx.filenames_encryption_mode = ci->ci_filename_mode; > ctx.flags = ci->ci_flags; > memcpy(ctx.master_key_descriptor, ci->ci_master_key, > - FS_KEY_DESCRIPTOR_SIZE); > + FSCRYPT_KEY_DESCRIPTOR_SIZE); > get_random_bytes(ctx.nonce, FS_KEY_DERIVATION_NONCE_SIZE); > BUILD_BUG_ON(sizeof(ctx) != FSCRYPT_SET_CONTEXT_MAX_SIZE); > res = parent->i_sb->s_cop->set_context(child, &ctx, > diff --git a/include/linux/fscrypt.h b/include/linux/fscrypt.h > index f7aa7d62e235..671ce57e4673 100644 > --- a/include/linux/fscrypt.h > +++ b/include/linux/fscrypt.h > @@ -99,12 +99,12 @@ static inline bool fscrypt_dummy_context_enabled(struct inode *inode) > static inline bool fscrypt_valid_enc_modes(u32 contents_mode, > u32 filenames_mode) > { > - if (contents_mode == FS_ENCRYPTION_MODE_AES_128_CBC && > - filenames_mode == FS_ENCRYPTION_MODE_AES_128_CTS) > + if (contents_mode == FSCRYPT_MODE_AES_128_CBC && > + filenames_mode == FSCRYPT_MODE_AES_128_CTS) > return true; > > - if (contents_mode == FS_ENCRYPTION_MODE_AES_256_XTS && > - filenames_mode == FS_ENCRYPTION_MODE_AES_256_CTS) > + if (contents_mode == FSCRYPT_MODE_AES_256_XTS && > + filenames_mode == FSCRYPT_MODE_AES_256_CTS) > return true; > > return false; > -- > 2.15.0.rc0.271.g36b669edcc-goog >
diff --git a/fs/crypto/fname.c b/fs/crypto/fname.c index 2878289b3ed2..c91bcef65b9f 100644 --- a/fs/crypto/fname.c +++ b/fs/crypto/fname.c @@ -46,7 +46,7 @@ static int fname_encrypt(struct inode *inode, int res = 0; char iv[FS_CRYPTO_BLOCK_SIZE]; struct scatterlist sg; - int padding = 4 << (ci->ci_flags & FS_POLICY_FLAGS_PAD_MASK); + int padding = 4 << (ci->ci_flags & FSCRYPT_POLICY_FLAGS_PAD_MASK); unsigned int lim; unsigned int cryptlen; @@ -217,7 +217,7 @@ u32 fscrypt_fname_encrypted_size(const struct inode *inode, u32 ilen) struct fscrypt_info *ci = inode->i_crypt_info; if (ci) - padding = 4 << (ci->ci_flags & FS_POLICY_FLAGS_PAD_MASK); + padding = 4 << (ci->ci_flags & FSCRYPT_POLICY_FLAGS_PAD_MASK); ilen = max(ilen, (u32)FS_CRYPTO_BLOCK_SIZE); return round_up(ilen, padding); } diff --git a/fs/crypto/fscrypt_private.h b/fs/crypto/fscrypt_private.h index a180981ee6d7..5cb80a2d39ea 100644 --- a/fs/crypto/fscrypt_private.h +++ b/fs/crypto/fscrypt_private.h @@ -43,7 +43,7 @@ struct fscrypt_context { u8 contents_encryption_mode; u8 filenames_encryption_mode; u8 flags; - u8 master_key_descriptor[FS_KEY_DESCRIPTOR_SIZE]; + u8 master_key_descriptor[FSCRYPT_KEY_DESCRIPTOR_SIZE]; u8 nonce[FS_KEY_DERIVATION_NONCE_SIZE]; } __packed; @@ -59,7 +59,7 @@ struct fscrypt_info { u8 ci_flags; struct crypto_skcipher *ci_ctfm; struct crypto_cipher *ci_essiv_tfm; - u8 ci_master_key[FS_KEY_DESCRIPTOR_SIZE]; + u8 ci_master_key[FSCRYPT_KEY_DESCRIPTOR_SIZE]; }; typedef enum { diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c index 7aed93bcfb82..ac41f646e7b7 100644 --- a/fs/crypto/keyinfo.c +++ b/fs/crypto/keyinfo.c @@ -38,7 +38,7 @@ static void derive_crypt_complete(struct crypto_async_request *req, int rc) */ static int derive_key_aes(u8 deriving_key[FS_AES_128_ECB_KEY_SIZE], const struct fscrypt_key *source_key, - u8 derived_raw_key[FS_MAX_KEY_SIZE]) + u8 derived_raw_key[FSCRYPT_MAX_KEY_SIZE]) { int res = 0; struct skcipher_request *req = NULL; @@ -91,7 +91,7 @@ static int validate_user_key(struct fscrypt_info *crypt_info, int res; description = kasprintf(GFP_NOFS, "%s%*phN", prefix, - FS_KEY_DESCRIPTOR_SIZE, + FSCRYPT_KEY_DESCRIPTOR_SIZE, ctx->master_key_descriptor); if (!description) return -ENOMEM; @@ -121,7 +121,8 @@ static int validate_user_key(struct fscrypt_info *crypt_info, master_key = (struct fscrypt_key *)ukp->data; BUILD_BUG_ON(FS_AES_128_ECB_KEY_SIZE != FS_KEY_DERIVATION_NONCE_SIZE); - if (master_key->size < min_keysize || master_key->size > FS_MAX_KEY_SIZE + if (master_key->size < min_keysize || + master_key->size > FSCRYPT_MAX_KEY_SIZE || master_key->size % AES_BLOCK_SIZE != 0) { printk_once(KERN_WARNING "%s: key size incorrect: %d\n", @@ -140,14 +141,10 @@ static const struct { const char *cipher_str; int keysize; } available_modes[] = { - [FS_ENCRYPTION_MODE_AES_256_XTS] = { "xts(aes)", - FS_AES_256_XTS_KEY_SIZE }, - [FS_ENCRYPTION_MODE_AES_256_CTS] = { "cts(cbc(aes))", - FS_AES_256_CTS_KEY_SIZE }, - [FS_ENCRYPTION_MODE_AES_128_CBC] = { "cbc(aes)", - FS_AES_128_CBC_KEY_SIZE }, - [FS_ENCRYPTION_MODE_AES_128_CTS] = { "cts(cbc(aes))", - FS_AES_128_CTS_KEY_SIZE }, + [FSCRYPT_MODE_AES_256_XTS] = { "xts(aes)", FS_AES_256_XTS_KEY_SIZE }, + [FSCRYPT_MODE_AES_256_CTS] = { "cts(cbc(aes))", FS_AES_256_CTS_KEY_SIZE }, + [FSCRYPT_MODE_AES_128_CBC] = { "cbc(aes)", FS_AES_128_CBC_KEY_SIZE }, + [FSCRYPT_MODE_AES_128_CTS] = { "cts(cbc(aes))", FS_AES_128_CTS_KEY_SIZE }, }; static int determine_cipher_type(struct fscrypt_info *ci, struct inode *inode, @@ -278,9 +275,10 @@ int fscrypt_get_encryption_info(struct inode *inode) /* Fake up a context for an unencrypted directory */ memset(&ctx, 0, sizeof(ctx)); ctx.format = FS_ENCRYPTION_CONTEXT_FORMAT_V1; - ctx.contents_encryption_mode = FS_ENCRYPTION_MODE_AES_256_XTS; - ctx.filenames_encryption_mode = FS_ENCRYPTION_MODE_AES_256_CTS; - memset(ctx.master_key_descriptor, 0x42, FS_KEY_DESCRIPTOR_SIZE); + ctx.contents_encryption_mode = FSCRYPT_MODE_AES_256_XTS; + ctx.filenames_encryption_mode = FSCRYPT_MODE_AES_256_CTS; + memset(ctx.master_key_descriptor, 0x42, + FSCRYPT_KEY_DESCRIPTOR_SIZE); } else if (res != sizeof(ctx)) { return -EINVAL; } @@ -288,7 +286,7 @@ int fscrypt_get_encryption_info(struct inode *inode) if (ctx.format != FS_ENCRYPTION_CONTEXT_FORMAT_V1) return -EINVAL; - if (ctx.flags & ~FS_POLICY_FLAGS_VALID) + if (ctx.flags & ~FSCRYPT_POLICY_FLAGS_VALID) return -EINVAL; crypt_info = kmem_cache_alloc(fscrypt_info_cachep, GFP_NOFS); @@ -312,12 +310,12 @@ int fscrypt_get_encryption_info(struct inode *inode) * crypto API as part of key derivation. */ res = -ENOMEM; - raw_key = kmalloc(FS_MAX_KEY_SIZE, GFP_NOFS); + raw_key = kmalloc(FSCRYPT_MAX_KEY_SIZE, GFP_NOFS); if (!raw_key) goto out; - res = validate_user_key(crypt_info, &ctx, raw_key, FS_KEY_DESC_PREFIX, - keysize); + res = validate_user_key(crypt_info, &ctx, raw_key, + FSCRYPT_KEY_DESC_PREFIX, keysize); if (res && inode->i_sb->s_cop->key_prefix) { int res2 = validate_user_key(crypt_info, &ctx, raw_key, inode->i_sb->s_cop->key_prefix, @@ -349,7 +347,7 @@ int fscrypt_get_encryption_info(struct inode *inode) goto out; if (S_ISREG(inode->i_mode) && - crypt_info->ci_data_mode == FS_ENCRYPTION_MODE_AES_128_CBC) { + crypt_info->ci_data_mode == FSCRYPT_MODE_AES_128_CBC) { res = init_essiv_generator(crypt_info, raw_key, keysize); if (res) { pr_debug("%s: error %d (inode %lu) allocating essiv tfm\n", diff --git a/fs/crypto/policy.c b/fs/crypto/policy.c index 6a63b8a0d46c..19332a6fd52d 100644 --- a/fs/crypto/policy.c +++ b/fs/crypto/policy.c @@ -21,7 +21,7 @@ static bool is_encryption_context_consistent_with_policy( const struct fscrypt_policy *policy) { return memcmp(ctx->master_key_descriptor, policy->master_key_descriptor, - FS_KEY_DESCRIPTOR_SIZE) == 0 && + FSCRYPT_KEY_DESCRIPTOR_SIZE) == 0 && (ctx->flags == policy->flags) && (ctx->contents_encryption_mode == policy->contents_encryption_mode) && @@ -36,13 +36,13 @@ static int create_encryption_context_from_policy(struct inode *inode, ctx.format = FS_ENCRYPTION_CONTEXT_FORMAT_V1; memcpy(ctx.master_key_descriptor, policy->master_key_descriptor, - FS_KEY_DESCRIPTOR_SIZE); + FSCRYPT_KEY_DESCRIPTOR_SIZE); if (!fscrypt_valid_enc_modes(policy->contents_encryption_mode, policy->filenames_encryption_mode)) return -EINVAL; - if (policy->flags & ~FS_POLICY_FLAGS_VALID) + if (policy->flags & ~FSCRYPT_POLICY_FLAGS_VALID) return -EINVAL; ctx.contents_encryption_mode = policy->contents_encryption_mode; @@ -125,7 +125,7 @@ int fscrypt_ioctl_get_policy(struct file *filp, void __user *arg) policy.filenames_encryption_mode = ctx.filenames_encryption_mode; policy.flags = ctx.flags; memcpy(policy.master_key_descriptor, ctx.master_key_descriptor, - FS_KEY_DESCRIPTOR_SIZE); + FSCRYPT_KEY_DESCRIPTOR_SIZE); if (copy_to_user(arg, &policy, sizeof(policy))) return -EFAULT; @@ -199,7 +199,7 @@ int fscrypt_has_permitted_context(struct inode *parent, struct inode *child) if (parent_ci && child_ci) { return memcmp(parent_ci->ci_master_key, child_ci->ci_master_key, - FS_KEY_DESCRIPTOR_SIZE) == 0 && + FSCRYPT_KEY_DESCRIPTOR_SIZE) == 0 && (parent_ci->ci_data_mode == child_ci->ci_data_mode) && (parent_ci->ci_filename_mode == child_ci->ci_filename_mode) && @@ -216,7 +216,7 @@ int fscrypt_has_permitted_context(struct inode *parent, struct inode *child) return memcmp(parent_ctx.master_key_descriptor, child_ctx.master_key_descriptor, - FS_KEY_DESCRIPTOR_SIZE) == 0 && + FSCRYPT_KEY_DESCRIPTOR_SIZE) == 0 && (parent_ctx.contents_encryption_mode == child_ctx.contents_encryption_mode) && (parent_ctx.filenames_encryption_mode == @@ -254,7 +254,7 @@ int fscrypt_inherit_context(struct inode *parent, struct inode *child, ctx.filenames_encryption_mode = ci->ci_filename_mode; ctx.flags = ci->ci_flags; memcpy(ctx.master_key_descriptor, ci->ci_master_key, - FS_KEY_DESCRIPTOR_SIZE); + FSCRYPT_KEY_DESCRIPTOR_SIZE); get_random_bytes(ctx.nonce, FS_KEY_DERIVATION_NONCE_SIZE); BUILD_BUG_ON(sizeof(ctx) != FSCRYPT_SET_CONTEXT_MAX_SIZE); res = parent->i_sb->s_cop->set_context(child, &ctx, diff --git a/include/linux/fscrypt.h b/include/linux/fscrypt.h index f7aa7d62e235..671ce57e4673 100644 --- a/include/linux/fscrypt.h +++ b/include/linux/fscrypt.h @@ -99,12 +99,12 @@ static inline bool fscrypt_dummy_context_enabled(struct inode *inode) static inline bool fscrypt_valid_enc_modes(u32 contents_mode, u32 filenames_mode) { - if (contents_mode == FS_ENCRYPTION_MODE_AES_128_CBC && - filenames_mode == FS_ENCRYPTION_MODE_AES_128_CTS) + if (contents_mode == FSCRYPT_MODE_AES_128_CBC && + filenames_mode == FSCRYPT_MODE_AES_128_CTS) return true; - if (contents_mode == FS_ENCRYPTION_MODE_AES_256_XTS && - filenames_mode == FS_ENCRYPTION_MODE_AES_256_CTS) + if (contents_mode == FSCRYPT_MODE_AES_256_XTS && + filenames_mode == FSCRYPT_MODE_AES_256_CTS) return true; return false;