From 0b93e1b94b86f826d18a2aaf219a53e271274d49 Mon Sep 17 00:00:00 2001 From: David Gstir Date: Sun, 13 Nov 2016 22:20:47 +0100 Subject: fscrypt: Constify struct inode pointer Some filesystems, such as UBIFS, maintain a const pointer for struct inode. Signed-off-by: David Gstir Signed-off-by: Richard Weinberger Signed-off-by: Theodore Ts'o --- fs/crypto/crypto.c | 10 +++++----- fs/crypto/fname.c | 4 ++-- 2 files changed, 7 insertions(+), 7 deletions(-) (limited to 'fs/crypto') diff --git a/fs/crypto/crypto.c b/fs/crypto/crypto.c index e170aa05011d..f5c5e84ea9db 100644 --- a/fs/crypto/crypto.c +++ b/fs/crypto/crypto.c @@ -88,7 +88,7 @@ EXPORT_SYMBOL(fscrypt_release_ctx); * Return: An allocated and initialized encryption context on success; error * value or NULL otherwise. */ -struct fscrypt_ctx *fscrypt_get_ctx(struct inode *inode, gfp_t gfp_flags) +struct fscrypt_ctx *fscrypt_get_ctx(const struct inode *inode, gfp_t gfp_flags) { struct fscrypt_ctx *ctx = NULL; struct fscrypt_info *ci = inode->i_crypt_info; @@ -146,7 +146,7 @@ typedef enum { FS_ENCRYPT, } fscrypt_direction_t; -static int do_page_crypto(struct inode *inode, +static int do_page_crypto(const struct inode *inode, fscrypt_direction_t rw, pgoff_t index, struct page *src_page, struct page *dest_page, unsigned int src_len, unsigned int src_offset, @@ -231,7 +231,7 @@ static struct page *alloc_bounce_page(struct fscrypt_ctx *ctx, gfp_t gfp_flags) * Return: An allocated page with the encrypted content on success. Else, an * error value or NULL. */ -struct page *fscrypt_encrypt_page(struct inode *inode, +struct page *fscrypt_encrypt_page(const struct inode *inode, struct page *plaintext_page, unsigned int plaintext_len, unsigned int plaintext_offset, @@ -290,7 +290,7 @@ EXPORT_SYMBOL(fscrypt_encrypt_page); * * Return: Zero on success, non-zero otherwise. */ -int fscrypt_decrypt_page(struct inode *inode, struct page *page, +int fscrypt_decrypt_page(const struct inode *inode, struct page *page, unsigned int len, unsigned int offs) { return do_page_crypto(inode, FS_DECRYPT, page->index, page, page, len, offs, @@ -298,7 +298,7 @@ int fscrypt_decrypt_page(struct inode *inode, struct page *page, } EXPORT_SYMBOL(fscrypt_decrypt_page); -int fscrypt_zeroout_range(struct inode *inode, pgoff_t lblk, +int fscrypt_zeroout_range(const struct inode *inode, pgoff_t lblk, sector_t pblk, unsigned int len) { struct fscrypt_ctx *ctx; diff --git a/fs/crypto/fname.c b/fs/crypto/fname.c index 9a28133ac3b8..faeaf0be9400 100644 --- a/fs/crypto/fname.c +++ b/fs/crypto/fname.c @@ -220,7 +220,7 @@ static int digest_decode(const char *src, int len, char *dst) return cp - dst; } -u32 fscrypt_fname_encrypted_size(struct inode *inode, u32 ilen) +u32 fscrypt_fname_encrypted_size(const struct inode *inode, u32 ilen) { int padding = 32; struct fscrypt_info *ci = inode->i_crypt_info; @@ -238,7 +238,7 @@ EXPORT_SYMBOL(fscrypt_fname_encrypted_size); * Allocates an output buffer that is sufficient for the crypto operation * specified by the context and the direction. */ -int fscrypt_fname_alloc_buffer(struct inode *inode, +int fscrypt_fname_alloc_buffer(const struct inode *inode, u32 ilen, struct fscrypt_str *crypto_str) { unsigned int olen = fscrypt_fname_encrypted_size(inode, ilen); -- cgit v1.2.3