netfilter: fix description of expected checkentry return code on xt_target

The text describing the return codes that are expected on calls to
checkentry() was incorrect.  Instead of returning true or false, or an error
code, it should return 0 or an error code.

Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>

diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index c2ee5d8550cf13bc84ac69fde5733b3ddf631577..c00cc0c4d0b7c29614bbafdfabe73828a04a0fbd 100644 (file)
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -333,7 +333,7 @@ struct xt_target {
        /* Called when user tries to insert an entry of this type:
            hook_mask is a bitmask of hooks from which it can be
            called. */
-       /* Should return true or false, or an error code (-Exxxx). */
+       /* Should return 0 on success or an error code otherwise (-Exxxx). */
        int (*checkentry)(const struct xt_tgchk_param *);
 
        /* Called when entry of this type deleted. */