[PATCH 07/29] ubifs: Export xattr get and set functions

From: Richard Weinberger
Date: Sun Nov 13 2016 - 16:29:08 EST


For fscrypto we need this function outside of xattr.c.

Signed-off-by: Richard Weinberger <richard@xxxxxx>
---
fs/ubifs/ubifs.h | 4 ++++
fs/ubifs/xattr.c | 35 ++++++++++++++++++-----------------
2 files changed, 22 insertions(+), 17 deletions(-)

diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h
index 6d75cb7578fc..b2ea20b469ea 100644
--- a/fs/ubifs/ubifs.h
+++ b/fs/ubifs/ubifs.h
@@ -1744,6 +1744,10 @@ extern const struct xattr_handler *ubifs_xattr_handlers[];
ssize_t ubifs_listxattr(struct dentry *dentry, char *buffer, size_t size);
int ubifs_init_security(struct inode *dentry, struct inode *inode,
const struct qstr *qstr);
+int ubifs_xattr_set(struct inode *host, const char *name, const void *value,
+ size_t size, int flags);
+ssize_t ubifs_xattr_get(struct inode *host, const char *name, void *buf,
+ size_t size);

/* super.c */
struct inode *ubifs_iget(struct super_block *sb, unsigned long inum);
diff --git a/fs/ubifs/xattr.c b/fs/ubifs/xattr.c
index d9f9615bfd71..2d09dbeecd58 100644
--- a/fs/ubifs/xattr.c
+++ b/fs/ubifs/xattr.c
@@ -269,8 +269,8 @@ static struct inode *iget_xattr(struct ubifs_info *c, ino_t inum)
return ERR_PTR(-EINVAL);
}

-static int __ubifs_setxattr(struct inode *host, const char *name,
- const void *value, size_t size, int flags)
+int ubifs_xattr_set(struct inode *host, const char *name, const void *value,
+ size_t size, int flags)
{
struct inode *inode;
struct ubifs_info *c = host->i_sb->s_fs_info;
@@ -329,8 +329,8 @@ static int __ubifs_setxattr(struct inode *host, const char *name,
return err;
}

-static ssize_t __ubifs_getxattr(struct inode *host, const char *name,
- void *buf, size_t size)
+ssize_t ubifs_xattr_get(struct inode *host, const char *name, void *buf,
+ size_t size)
{
struct inode *inode;
struct ubifs_info *c = host->i_sb->s_fs_info;
@@ -486,7 +486,7 @@ static int remove_xattr(struct ubifs_info *c, struct inode *host,
return err;
}

-static int __ubifs_removexattr(struct inode *host, const char *name)
+static int ubifs_xattr_remove(struct inode *host, const char *name)
{
struct inode *inode;
struct ubifs_info *c = host->i_sb->s_fs_info;
@@ -548,7 +548,8 @@ static int init_xattrs(struct inode *inode, const struct xattr *xattr_array,
}
strcpy(name, XATTR_SECURITY_PREFIX);
strcpy(name + XATTR_SECURITY_PREFIX_LEN, xattr->name);
- err = __ubifs_setxattr(inode, name, xattr->value, xattr->value_len, 0);
+ err = ubifs_xattr_set(inode, name, xattr->value,
+ xattr->value_len, 0);
kfree(name);
if (err < 0)
break;
@@ -572,7 +573,7 @@ int ubifs_init_security(struct inode *dentry, struct inode *inode,
return err;
}

-static int ubifs_xattr_get(const struct xattr_handler *handler,
+static int xattr_get(const struct xattr_handler *handler,
struct dentry *dentry, struct inode *inode,
const char *name, void *buffer, size_t size)
{
@@ -580,10 +581,10 @@ static int ubifs_xattr_get(const struct xattr_handler *handler,
inode->i_ino, dentry, size);

name = xattr_full_name(handler, name);
- return __ubifs_getxattr(inode, name, buffer, size);
+ return ubifs_xattr_get(inode, name, buffer, size);
}

-static int ubifs_xattr_set(const struct xattr_handler *handler,
+static int xattr_set(const struct xattr_handler *handler,
struct dentry *dentry, struct inode *inode,
const char *name, const void *value,
size_t size, int flags)
@@ -594,27 +595,27 @@ static int ubifs_xattr_set(const struct xattr_handler *handler,
name = xattr_full_name(handler, name);

if (value)
- return __ubifs_setxattr(inode, name, value, size, flags);
+ return ubifs_xattr_set(inode, name, value, size, flags);
else
- return __ubifs_removexattr(inode, name);
+ return ubifs_xattr_remove(inode, name);
}

static const struct xattr_handler ubifs_user_xattr_handler = {
.prefix = XATTR_USER_PREFIX,
- .get = ubifs_xattr_get,
- .set = ubifs_xattr_set,
+ .get = xattr_get,
+ .set = xattr_set,
};

static const struct xattr_handler ubifs_trusted_xattr_handler = {
.prefix = XATTR_TRUSTED_PREFIX,
- .get = ubifs_xattr_get,
- .set = ubifs_xattr_set,
+ .get = xattr_get,
+ .set = xattr_set,
};

static const struct xattr_handler ubifs_security_xattr_handler = {
.prefix = XATTR_SECURITY_PREFIX,
- .get = ubifs_xattr_get,
- .set = ubifs_xattr_set,
+ .get = xattr_get,
+ .set = xattr_set,
};

const struct xattr_handler *ubifs_xattr_handlers[] = {
--
2.7.3