提交 80602324 编写于 作者: A Andreas Gruenbacher 提交者: Al Viro

vfs: Remove vfs_xattr_cmp

This function was only briefly used in security/integrity/evm, between
commits 66dbc325 and 15647eb3.
Signed-off-by: NAndreas Gruenbacher <agruenba@redhat.com>
Reviewed-by: NJames Morris <james.l.morris@oracle.com>
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
上级 527e9316
......@@ -208,25 +208,6 @@ vfs_getxattr_alloc(struct dentry *dentry, const char *name, char **xattr_value,
return error;
}
/* Compare an extended attribute value with the given value */
int vfs_xattr_cmp(struct dentry *dentry, const char *xattr_name,
const char *value, size_t size, gfp_t flags)
{
char *xattr_value = NULL;
int rc;
rc = vfs_getxattr_alloc(dentry, xattr_name, &xattr_value, 0, flags);
if (rc < 0)
return rc;
if ((rc != size) || (memcmp(xattr_value, value, rc) != 0))
rc = -EINVAL;
else
rc = 0;
kfree(xattr_value);
return rc;
}
ssize_t
vfs_getxattr(struct dentry *dentry, const char *name, void *value, size_t size)
{
......
......@@ -53,8 +53,6 @@ int generic_setxattr(struct dentry *dentry, const char *name, const void *value,
int generic_removexattr(struct dentry *dentry, const char *name);
ssize_t vfs_getxattr_alloc(struct dentry *dentry, const char *name,
char **xattr_value, size_t size, gfp_t flags);
int vfs_xattr_cmp(struct dentry *dentry, const char *xattr_name,
const char *value, size_t size, gfp_t flags);
struct simple_xattrs {
struct list_head head;
......
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