Return -EOPNOTSUPP for ZFS_IOC_{GET|SET}FLAGS

[zfs.git] / config / kernel-xattr-handler.m4

diff --git a/config/kernel-xattr-handler.m4 b/config/kernel-xattr-handler.m4
index 1ebe1f0..325c960 100644 (file)
--- a/config/kernel-xattr-handler.m4
+++ b/config/kernel-xattr-handler.m4
@@ -19,7 +19,7 @@ AC_DEFUN([ZFS_AC_KERNEL_CONST_XATTR_HANDLER],
                        &xattr_test_handler,
                };
        ],[
-               struct super_block sb;
+               struct super_block sb __attribute__ ((unused));
 
                sb.s_xattr = xattr_handlers;
        ],[
@@ -43,7 +43,7 @@ AC_DEFUN([ZFS_AC_KERNEL_XATTR_HANDLER_GET], [
        ],[
                int (*get)(struct dentry *dentry, const char *name,
                    void *buffer, size_t size, int handler_flags) = NULL;
-               struct xattr_handler xops;
+               struct xattr_handler xops __attribute__ ((unused));
 
                xops.get = get;
        ],[
@@ -68,7 +68,7 @@ AC_DEFUN([ZFS_AC_KERNEL_XATTR_HANDLER_SET], [
                int (*set)(struct dentry *dentry, const char *name,
                    const void *buffer, size_t size, int flags,
                    int handler_flags) = NULL;
-               struct xattr_handler xops;
+               struct xattr_handler xops __attribute__ ((unused));
 
                xops.set = set;
        ],[