diff options
Diffstat (limited to 'fs/ecryptfs')
| -rw-r--r-- | fs/ecryptfs/crypto.c | 4 | ||||
| -rw-r--r-- | fs/ecryptfs/file.c | 3 | ||||
| -rw-r--r-- | fs/ecryptfs/inode.c | 5 | ||||
| -rw-r--r-- | fs/ecryptfs/keystore.c | 4 | ||||
| -rw-r--r-- | fs/ecryptfs/main.c | 8 |
5 files changed, 8 insertions, 16 deletions
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c index a86a55ccf874..75bbfae55081 100644 --- a/fs/ecryptfs/crypto.c +++ b/fs/ecryptfs/crypto.c @@ -1332,13 +1332,13 @@ int ecryptfs_write_headers(struct dentry *ecryptfs_dentry, goto out; } /* Released in this function */ - page_virt = kmem_cache_alloc(ecryptfs_header_cache_0, GFP_USER); + page_virt = kmem_cache_zalloc(ecryptfs_header_cache_0, GFP_USER); if (!page_virt) { ecryptfs_printk(KERN_ERR, "Out of memory\n"); rc = -ENOMEM; goto out; } - memset(page_virt, 0, PAGE_CACHE_SIZE); + rc = ecryptfs_write_headers_virt(page_virt, crypt_stat, ecryptfs_dentry); if (unlikely(rc)) { diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c index c5a2e5298f15..779c3477d93c 100644 --- a/fs/ecryptfs/file.c +++ b/fs/ecryptfs/file.c @@ -251,7 +251,7 @@ static int ecryptfs_open(struct inode *inode, struct file *file) int lower_flags; /* Released in ecryptfs_release or end of function if failure */ - file_info = kmem_cache_alloc(ecryptfs_file_info_cache, GFP_KERNEL); + file_info = kmem_cache_zalloc(ecryptfs_file_info_cache, GFP_KERNEL); ecryptfs_set_file_private(file, file_info); if (!file_info) { ecryptfs_printk(KERN_ERR, @@ -259,7 +259,6 @@ static int ecryptfs_open(struct inode *inode, struct file *file) rc = -ENOMEM; goto out; } - memset(file_info, 0, sizeof(*file_info)); lower_dentry = ecryptfs_dentry_to_lower(ecryptfs_dentry); crypt_stat = &ecryptfs_inode_to_private(inode)->crypt_stat; mount_crypt_stat = &ecryptfs_superblock_to_private( diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c index 11f5e5076aef..d4f02f3e18d7 100644 --- a/fs/ecryptfs/inode.c +++ b/fs/ecryptfs/inode.c @@ -361,8 +361,7 @@ static struct dentry *ecryptfs_lookup(struct inode *dir, struct dentry *dentry, goto out; } /* Released in this function */ - page_virt = - (char *)kmem_cache_alloc(ecryptfs_header_cache_2, + page_virt = kmem_cache_zalloc(ecryptfs_header_cache_2, GFP_USER); if (!page_virt) { rc = -ENOMEM; @@ -370,7 +369,7 @@ static struct dentry *ecryptfs_lookup(struct inode *dir, struct dentry *dentry, "Cannot ecryptfs_kmalloc a page\n"); goto out_dput; } - memset(page_virt, 0, PAGE_CACHE_SIZE); + rc = ecryptfs_read_header_region(page_virt, lower_dentry, nd->mnt); crypt_stat = &ecryptfs_inode_to_private(dentry->d_inode)->crypt_stat; if (!ECRYPTFS_CHECK_FLAG(crypt_stat->flags, ECRYPTFS_POLICY_APPLIED)) diff --git a/fs/ecryptfs/keystore.c b/fs/ecryptfs/keystore.c index 745c0f1bfbbd..80bccd5ff8e6 100644 --- a/fs/ecryptfs/keystore.c +++ b/fs/ecryptfs/keystore.c @@ -207,14 +207,12 @@ parse_tag_3_packet(struct ecryptfs_crypt_stat *crypt_stat, /* Released: wipe_auth_tok_list called in ecryptfs_parse_packet_set or * at end of function upon failure */ auth_tok_list_item = - kmem_cache_alloc(ecryptfs_auth_tok_list_item_cache, GFP_KERNEL); + kmem_cache_zalloc(ecryptfs_auth_tok_list_item_cache, GFP_KERNEL); if (!auth_tok_list_item) { ecryptfs_printk(KERN_ERR, "Unable to allocate memory\n"); rc = -ENOMEM; goto out; } - memset(auth_tok_list_item, 0, - sizeof(struct ecryptfs_auth_tok_list_item)); (*new_auth_tok) = &auth_tok_list_item->auth_tok; /* check for body size - one to two bytes */ diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c index d0541ae8faba..fe41ab1566ee 100644 --- a/fs/ecryptfs/main.c +++ b/fs/ecryptfs/main.c @@ -378,15 +378,13 @@ ecryptfs_fill_super(struct super_block *sb, void *raw_data, int silent) /* Released in ecryptfs_put_super() */ ecryptfs_set_superblock_private(sb, - kmem_cache_alloc(ecryptfs_sb_info_cache, + kmem_cache_zalloc(ecryptfs_sb_info_cache, GFP_KERNEL)); if (!ecryptfs_superblock_to_private(sb)) { ecryptfs_printk(KERN_WARNING, "Out of memory\n"); rc = -ENOMEM; goto out; } - memset(ecryptfs_superblock_to_private(sb), 0, - sizeof(struct ecryptfs_sb_info)); sb->s_op = &ecryptfs_sops; /* Released through deactivate_super(sb) from get_sb_nodev */ sb->s_root = d_alloc(NULL, &(const struct qstr) { @@ -402,7 +400,7 @@ ecryptfs_fill_super(struct super_block *sb, void *raw_data, int silent) /* Released in d_release when dput(sb->s_root) is called */ /* through deactivate_super(sb) from get_sb_nodev() */ ecryptfs_set_dentry_private(sb->s_root, - kmem_cache_alloc(ecryptfs_dentry_info_cache, + kmem_cache_zalloc(ecryptfs_dentry_info_cache, GFP_KERNEL)); if (!ecryptfs_dentry_to_private(sb->s_root)) { ecryptfs_printk(KERN_ERR, @@ -410,8 +408,6 @@ ecryptfs_fill_super(struct super_block *sb, void *raw_data, int silent) rc = -ENOMEM; goto out; } - memset(ecryptfs_dentry_to_private(sb->s_root), 0, - sizeof(struct ecryptfs_dentry_info)); rc = 0; out: /* Should be able to rely on deactivate_super called from |