#include #include #define REISERFS_ACL_VERSION 0x0001 typedef struct { __le16 e_tag; __le16 e_perm; __le32 e_id; } reiserfs_acl_entry; typedef struct { __le16 e_tag; __le16 e_perm; } reiserfs_acl_entry_short; typedef struct { __le32 a_version; } reiserfs_acl_header; static inline size_t reiserfs_acl_size(int count) { if (count <= 4) { return sizeof(reiserfs_acl_header) + count * sizeof(reiserfs_acl_entry_short); } else { return sizeof(reiserfs_acl_header) + 4 * sizeof(reiserfs_acl_entry_short) + (count - 4) * sizeof(reiserfs_acl_entry); } } static inline int reiserfs_acl_count(size_t size) { ssize_t s; size -= sizeof(reiserfs_acl_header); s = size - 4 * sizeof(reiserfs_acl_entry_short); if (s < 0) { if (size % sizeof(reiserfs_acl_entry_short)) return -1; return size / sizeof(reiserfs_acl_entry_short); } else { if (s % sizeof(reiserfs_acl_entry)) return -1; return s / sizeof(reiserfs_acl_entry) + 4; } } #ifdef CONFIG_REISERFS_FS_POSIX_ACL struct posix_acl *reiserfs_get_acl(struct inode *inode, int type); int reiserfs_set_acl(struct inode *inode, struct posix_acl *acl, int type); int reiserfs_acl_chmod(struct inode *inode); int reiserfs_inherit_default_acl(struct reiserfs_transaction_handle *th, struct inode *dir, struct dentry *dentry, struct inode *inode); int reiserfs_cache_default_acl(struct inode *dir); #else #define reiserfs_cache_default_acl(inode) 0 #define reiserfs_get_acl NULL #define reiserfs_set_acl NULL static inline int reiserfs_acl_chmod(struct inode *inode) { return 0; } static inline int reiserfs_inherit_default_acl(struct reiserfs_transaction_handle *th, const struct inode *dir, struct dentry *dentry, struct inode *inode) { return 0; } #endif b529f143e8baad441a5aac9ad55ec2434d8fb46'>treecommitdiff
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authorHarsh Jain <harsh@chelsio.com>2017-02-01 21:10:28 +0530
committerHerbert Xu <herbert@gondor.apana.org.au>2017-02-03 17:45:48 +0800
commit0b529f143e8baad441a5aac9ad55ec2434d8fb46 (patch)
treefd816e548e12745d4776ad0bd661bec142d3ea06 /net/phonet/pn_dev.c
parentc26819900036f5b91608051a0fc7c76f6b4ffc7b (diff)
crypto: algif_aead - Fix kernel panic on list_del
Kernel panics when userspace program try to access AEAD interface. Remove node from Linked List before freeing its memory. Cc: <stable@vger.kernel.org> Signed-off-by: Harsh Jain <harsh@chelsio.com> Reviewed-by: Stephan Müller <smueller@chronox.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'net/phonet/pn_dev.c')