Aside from the refcounting in the previous patch being bad, which you
likely didn't make any better here, I think I'm ok with
audit_put_mark/audit_get_mark being exposed and used instead of the
fsnotify_* calls being used directly...
On Tue, 17 Jun 2014 23:09:49 -0400
Richard Guy Briggs <rgb(a)redhat.com> wrote:
---
kernel/audit.h | 2 ++
kernel/audit_fsnotify.c | 6 +++---
kernel/auditfilter.c | 10 +++++-----
3 files changed, 10 insertions(+), 8 deletions(-)
diff --git a/kernel/audit.h b/kernel/audit.h
index 2093c5e..3151ae5 100644
--- a/kernel/audit.h
+++ b/kernel/audit.h
@@ -288,6 +288,8 @@ char *audit_mark_path(struct audit_fsnotify_mark
*mark); int audit_add_mark_rule(struct audit_krule *krule, struct
list_head **list); void audit_remove_mark(struct audit_fsnotify_mark
*audit_mark); int audit_mark_compare(struct audit_fsnotify_mark
*mark, unsigned long ino, dev_t dev); +void audit_get_mark(struct
audit_fsnotify_mark *audit_mark); +void audit_put_mark(struct
audit_fsnotify_mark *audit_mark);
int audit_dup_exe(struct audit_krule *new, struct audit_krule *old);
int audit_exe_compare(struct task_struct *tsk, struct
audit_fsnotify_mark *mark); diff --git a/kernel/audit_fsnotify.c
b/kernel/audit_fsnotify.c index cc4175a..f5789e1 100644
--- a/kernel/audit_fsnotify.c
+++ b/kernel/audit_fsnotify.c
@@ -65,14 +65,14 @@ static void audit_free_fsnotify_mark(struct
fsnotify_mark *mark) audit_free_mark(audit_mark);
}
-#if 0 /* not sure if we need these... */
-static void audit_get_mark(struct audit_fsnotify_mark *audit_mark)
+#if 1 /* not sure if we need these... */
+void audit_get_mark(struct audit_fsnotify_mark *audit_mark)
{
if (likely(audit_mark))
fsnotify_get_mark(&audit_mark->mark);
}
-static void audit_put_mark(struct audit_fsnotify_mark *audit_mark)
+void audit_put_mark(struct audit_fsnotify_mark *audit_mark)
{
if (likely(audit_mark))
fsnotify_put_mark(&audit_mark->mark);
diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c
index 7b6e892..3d168ca 100644
--- a/kernel/auditfilter.c
+++ b/kernel/auditfilter.c
@@ -81,7 +81,7 @@ static inline void audit_free_rule(struct
audit_entry *e) if (erule->watch)
audit_put_watch(erule->watch);
if (erule->exe)
- fsnotify_put_mark(erule->exe->mark);
+ audit_put_mark(erule->exe);
if (erule->fields)
for (i = 0; i < erule->field_count; i++) {
struct audit_field *f = &erule->fields[i];
@@ -569,7 +569,7 @@ static struct audit_entry
*audit_data_to_entry(struct audit_rule_data *data, err =
PTR_ERR(audit_mark); goto exit_free;
}
- fsnotify_get_mark(audit_mark->mark);
+ audit_get_mark(audit_mark);
entry->rule.exe = audit_mark;
break;
}
@@ -587,7 +587,7 @@ exit_free:
if (entry->rule.tree)
audit_put_tree(entry->rule.tree); /* that's the
temporary one */ if (entry->rule.exe)
- fsnotify_put_mark(entry->rule.exe->mark); /* matches
initial get */
+ audit_put_mark(entry->rule.exe); /* matches initial
get */ audit_free_rule(entry);
return ERR_PTR(err);
}
@@ -991,7 +991,7 @@ error:
if (watch)
audit_put_watch(watch); /* tmp watch, matches
initial get */ if (exe)
- fsnotify_put_mark(exe->mark); /* tmp mark, matches
initial get */
+ audit_put_mark(exe); /* tmp mark, matches initial
get */ return err;
}
@@ -1049,7 +1049,7 @@ out:
if (tree)
audit_put_tree(tree); /* that's the temporary
one */ if (exe)
- fsnotify_put_mark(exe->mark); /* match
initial get */
+ audit_put_mark(exe); /* match initial get */
return ret;
}