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9p: split dropping the acls from v9fs_set_create_acl()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2013-01-31 13:31:23 -05:00
parent be308f0796
commit 5fa6300ae0
3 changed files with 28 additions and 21 deletions
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26
fs/9p/acl.c
View File

@ -167,23 +167,25 @@ int v9fs_acl_chmod(struct inode *inode, struct p9_fid *fid)
}
int v9fs_set_create_acl(struct dentry *dentry,
struct posix_acl **dpacl, struct posix_acl **pacl)
struct posix_acl *dacl, struct posix_acl *acl)
{
if (dentry) {
struct p9_fid *fid = v9fs_fid_lookup(dentry);
set_cached_acl(dentry->d_inode, ACL_TYPE_DEFAULT, *dpacl);
set_cached_acl(dentry->d_inode, ACL_TYPE_ACCESS, *pacl);
if (!IS_ERR(fid)) {
v9fs_set_acl(fid, ACL_TYPE_DEFAULT, *dpacl);
v9fs_set_acl(fid, ACL_TYPE_ACCESS, *pacl);
}
struct p9_fid *fid = v9fs_fid_lookup(dentry);
set_cached_acl(dentry->d_inode, ACL_TYPE_DEFAULT, dacl);
set_cached_acl(dentry->d_inode, ACL_TYPE_ACCESS, acl);
if (!IS_ERR(fid)) {
v9fs_set_acl(fid, ACL_TYPE_DEFAULT, dacl);
v9fs_set_acl(fid, ACL_TYPE_ACCESS, acl);
}
posix_acl_release(*dpacl);
posix_acl_release(*pacl);
*dpacl = *pacl = NULL;
return 0;
}
void v9fs_put_acl(struct posix_acl *dacl,
struct posix_acl *acl)
{
posix_acl_release(dacl);
posix_acl_release(acl);
}
int v9fs_acl_mode(struct inode *dir, umode_t *modep,
struct posix_acl **dpacl, struct posix_acl **pacl)
{

11
fs/9p/acl.h
View File

@ -19,9 +19,10 @@ extern int v9fs_get_acl(struct inode *, struct p9_fid *);
extern struct posix_acl *v9fs_iop_get_acl(struct inode *inode, int type);
extern int v9fs_acl_chmod(struct inode *, struct p9_fid *);
extern int v9fs_set_create_acl(struct dentry *,
struct posix_acl **, struct posix_acl **);
struct posix_acl *, struct posix_acl *);
extern int v9fs_acl_mode(struct inode *dir, umode_t *modep,
struct posix_acl **dpacl, struct posix_acl **pacl);
extern void v9fs_put_acl(struct posix_acl *dacl, struct posix_acl *acl);
#else
#define v9fs_iop_get_acl NULL
static inline int v9fs_get_acl(struct inode *inode, struct p9_fid *fid)
@ -33,11 +34,15 @@ static inline int v9fs_acl_chmod(struct inode *inode, struct p9_fid *fid)
return 0;
}
static inline int v9fs_set_create_acl(struct dentry *dentry,
struct posix_acl **dpacl,
struct posix_acl **pacl)
struct posix_acl *dacl,
struct posix_acl *acl)
{
return 0;
}
static inline void v9fs_put_acl(struct posix_acl *dacl,
struct posix_acl *acl)
{
}
static inline int v9fs_acl_mode(struct inode *dir, umode_t *modep,
struct posix_acl **dpacl,
struct posix_acl **pacl)

12
fs/9p/vfs_inode_dotl.c
View File

@ -331,7 +331,7 @@ v9fs_vfs_atomic_open_dotl(struct inode *dir, struct dentry *dentry,
d_instantiate(dentry, inode);
/* Now set the ACL based on the default value */
v9fs_set_create_acl(dentry, &dacl, &pacl);
v9fs_set_create_acl(dentry, dacl, pacl);
v9inode = V9FS_I(inode);
mutex_lock(&v9inode->v_mutex);
@ -364,6 +364,7 @@ v9fs_vfs_atomic_open_dotl(struct inode *dir, struct dentry *dentry,
#endif
*opened |= FILE_CREATED;
out:
v9fs_put_acl(dacl, pacl);
dput(res);
return err;
@ -373,7 +374,6 @@ error:
err_clunk_old_fid:
if (ofid)
p9_client_clunk(ofid);
v9fs_set_create_acl(NULL, &dacl, &pacl);
goto out;
}
@ -467,13 +467,13 @@ static int v9fs_vfs_mkdir_dotl(struct inode *dir,
d_instantiate(dentry, inode);
}
/* Now set the ACL based on the default value */
v9fs_set_create_acl(dentry, &dacl, &pacl);
v9fs_set_create_acl(dentry, dacl, pacl);
inc_nlink(dir);
v9fs_invalidate_inode_attr(dir);
error:
if (fid)
p9_client_clunk(fid);
v9fs_set_create_acl(NULL, &dacl, &pacl);
v9fs_put_acl(dacl, pacl);
return err;
}
@ -912,11 +912,11 @@ v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, umode_t omode,
d_instantiate(dentry, inode);
}
/* Now set the ACL based on the default value */
v9fs_set_create_acl(dentry, &dacl, &pacl);
v9fs_set_create_acl(dentry, dacl, pacl);
error:
if (fid)
p9_client_clunk(fid);
v9fs_set_create_acl(NULL, &dacl, &pacl);
v9fs_put_acl(dacl, pacl);
return err;
}