audit: do not cast audit_rule_data pointers pointlesly

For some sort of legacy support audit_rule is a subset of (and first
entry in) audit_rule_data.  We don't actually need or use audit_rule.
We just do a cast from one to the other for no gain what so ever.  Stop
the crazy casting.

Signed-off-by: Eric Paris <eparis@redhat.com>

diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c
index 96c8a70..70101e0 100644 (file)
--- a/kernel/auditfilter.c
+++ b/kernel/auditfilter.c
@@ -228,7 +228,7 @@ static int audit_match_signal(struct audit_entry *entry)
 #endif
 
 /* Common user-space to kernel rule translation. */
-static inline struct audit_entry *audit_to_entry_common(struct audit_rule *rule)
+static inline struct audit_entry *audit_to_entry_common(struct audit_rule_data *rule)
 {
        unsigned listnr;
        struct audit_entry *entry;
@@ -405,7 +405,7 @@ static struct audit_entry *audit_data_to_entry(struct audit_rule_data *data,
        int i;
        char *str;
 
-       entry = audit_to_entry_common((struct audit_rule *)data);
+       entry = audit_to_entry_common(data);
        if (IS_ERR(entry))
                goto exit_nofree;