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posix_acl: xattr representation cleanups

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Remove the unnecessary typedefs and the zero-length a_entries array in
struct posix_acl_xattr_header.

Signed-off-by: Andreas Gruenbacher <[email protected]>
Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Andreas Gruenbacher 2016-09-27 13:03:22 +02:00 • committed by Al Viro
commit 2211d5ba5c
6 changed files with 51 additions and 54 deletions
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14
fs/cifs/cifssmb.c
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@ -3334,7 +3334,7 @@ CIFSSMB_set_compression(const unsigned int xid, struct cifs_tcon *tcon,
#ifdef CONFIG_CIFS_POSIX
/*Convert an Access Control Entry from wire format to local POSIX xattr format*/
static void cifs_convert_ace(posix_acl_xattr_entry *ace,
static void cifs_convert_ace(struct posix_acl_xattr_entry *ace,
struct cifs_posix_ace *cifs_ace)
{
/* u8 cifs fields do not need le conversion */
@ -3358,7 +3358,7 @@ static int cifs_copy_posix_acl(char *trgt, char *src, const int buflen,
__u16 count;
struct cifs_posix_ace *pACE;
struct cifs_posix_acl *cifs_acl = (struct cifs_posix_acl *)src;
posix_acl_xattr_header *local_acl = (posix_acl_xattr_header *)trgt;
struct posix_acl_xattr_header *local_acl = (void *)trgt;
if (le16_to_cpu(cifs_acl->version) != CIFS_ACL_VERSION)
return -EOPNOTSUPP;
@ -3396,9 +3396,11 @@ static int cifs_copy_posix_acl(char *trgt, char *src, const int buflen,
} else if (size > buflen) {
return -ERANGE;
} else /* buffer big enough */ {
struct posix_acl_xattr_entry *ace = (void *)(local_acl + 1);
local_acl->a_version = cpu_to_le32(POSIX_ACL_XATTR_VERSION);
for (i = 0; i < count ; i++) {
cifs_convert_ace(&local_acl->a_entries[i], pACE);
cifs_convert_ace(&ace[i], pACE);
pACE++;
}
}
@ -3406,7 +3408,7 @@ static int cifs_copy_posix_acl(char *trgt, char *src, const int buflen,
}
static __u16 convert_ace_to_cifs_ace(struct cifs_posix_ace *cifs_ace,
const posix_acl_xattr_entry *local_ace)
const struct posix_acl_xattr_entry *local_ace)
{
__u16 rc = 0; /* 0 = ACL converted ok */
@ -3431,7 +3433,7 @@ static __u16 ACL_to_cifs_posix(char *parm_data, const char *pACL,
{
__u16 rc = 0;
struct cifs_posix_acl *cifs_acl = (struct cifs_posix_acl *)parm_data;
posix_acl_xattr_header *local_acl = (posix_acl_xattr_header *)pACL;
struct posix_acl_xattr_header *local_acl = (void *)pACL;
int count;
int i;
@ -3459,7 +3461,7 @@ static __u16 ACL_to_cifs_posix(char *parm_data, const char *pACL,
}
for (i = 0; i < count; i++) {
rc = convert_ace_to_cifs_ace(&cifs_acl->ace_array[i],
&local_acl->a_entries[i]);
(struct posix_acl_xattr_entry *)(local_acl + 1));
if (rc != 0) {
/* ACE not converted */
break;