Revision a84ec72324e291262137726d10d67f90c4c5110e authored by Linus Torvalds on 15 December 2017, 20:59:48 UTC, committed by Linus Torvalds on 15 December 2017, 20:59:48 UTC
Pull staging fixes from Greg KH: "Here are some small staging driver fixes for 4.15-rc4. One patch for the ccree driver to prevent an unitialized value from being returned to a caller, and the other fixes a logic error in the pi433 driver" * tag 'staging-4.15-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: staging: pi433: Fixes issue with bit shift in rf69_get_modulation staging: ccree: Uninitialized return in ssi_ahash_import()
acl.h
/* SPDX-License-Identifier: GPL-2.0 */
/*
File: fs/ext2/acl.h
(C) 2001 Andreas Gruenbacher, <a.gruenbacher@computer.org>
*/
#include <linux/posix_acl_xattr.h>
#define EXT2_ACL_VERSION 0x0001
typedef struct {
__le16 e_tag;
__le16 e_perm;
__le32 e_id;
} ext2_acl_entry;
typedef struct {
__le16 e_tag;
__le16 e_perm;
} ext2_acl_entry_short;
typedef struct {
__le32 a_version;
} ext2_acl_header;
static inline size_t ext2_acl_size(int count)
{
if (count <= 4) {
return sizeof(ext2_acl_header) +
count * sizeof(ext2_acl_entry_short);
} else {
return sizeof(ext2_acl_header) +
4 * sizeof(ext2_acl_entry_short) +
(count - 4) * sizeof(ext2_acl_entry);
}
}
static inline int ext2_acl_count(size_t size)
{
ssize_t s;
size -= sizeof(ext2_acl_header);
s = size - 4 * sizeof(ext2_acl_entry_short);
if (s < 0) {
if (size % sizeof(ext2_acl_entry_short))
return -1;
return size / sizeof(ext2_acl_entry_short);
} else {
if (s % sizeof(ext2_acl_entry))
return -1;
return s / sizeof(ext2_acl_entry) + 4;
}
}
#ifdef CONFIG_EXT2_FS_POSIX_ACL
/* acl.c */
extern struct posix_acl *ext2_get_acl(struct inode *inode, int type);
extern int ext2_set_acl(struct inode *inode, struct posix_acl *acl, int type);
extern int ext2_init_acl (struct inode *, struct inode *);
#else
#include <linux/sched.h>
#define ext2_get_acl NULL
#define ext2_set_acl NULL
static inline int ext2_init_acl (struct inode *inode, struct inode *dir)
{
return 0;
}
#endif
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