audit_compare_dname_path(): switch to const struct qstr *

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

Author: Al Viro

kernel/audit.h

@@ -231,7 +231,7 @@ extern int audit_comparator(const u32 left, const u32 op, const u32 right);
 extern int audit_uid_comparator(kuid_t left, u32 op, kuid_t right);
 extern int audit_gid_comparator(kgid_t left, u32 op, kgid_t right);
 extern int parent_len(const char *path);
-extern int audit_compare_dname_path(const char *dname, const char *path, int plen);
+extern int audit_compare_dname_path(const struct qstr *dname, const char *path, int plen);
 extern struct sk_buff *audit_make_reply(int seq, int type, int done, int multi,
 					const void *payload, int size);
 extern void		    audit_panic(const char *message);

kernel/audit_fsnotify.c

@@ -188,7 +188,7 @@ static int audit_mark_handle_event(struct fsnotify_group *group,
 	}
 
 	if (mask & (FS_CREATE|FS_MOVED_TO|FS_DELETE|FS_MOVED_FROM)) {
-		if (audit_compare_dname_path(dname->name, audit_mark->path, AUDIT_NAME_FULL))
+		if (audit_compare_dname_path(dname, audit_mark->path, AUDIT_NAME_FULL))
 			return 0;
 		audit_update_mark(audit_mark, inode);
 	} else if (mask & (FS_DELETE_SELF|FS_UNMOUNT|FS_MOVE_SELF))

kernel/audit_watch.c

@@ -261,13 +261,12 @@ static void audit_update_watch(struct audit_parent *parent,
 	struct audit_watch *owatch, *nwatch, *nextw;
 	struct audit_krule *r, *nextr;
 	struct audit_entry *oentry, *nentry;
-	const unsigned char *name = dname->name;
 
 	mutex_lock(&audit_filter_mutex);
 	/* Run all of the watches on this parent looking for the one that
 	 * matches the given dname */
 	list_for_each_entry_safe(owatch, nextw, &parent->watches, wlist) {
-		if (audit_compare_dname_path(name, owatch->path,
+		if (audit_compare_dname_path(dname, owatch->path,
 					     AUDIT_NAME_FULL))
 			continue;
 

kernel/auditfilter.c

@@ -1290,12 +1290,12 @@ int parent_len(const char *path)
  * @parentlen:	length of the parent if known. Passing in AUDIT_NAME_FULL
  * 		here indicates that we must compute this value.
  */
-int audit_compare_dname_path(const char *dname, const char *path, int parentlen)
+int audit_compare_dname_path(const struct qstr *dname, const char *path, int parentlen)
 {
 	int dlen, pathlen;
 	const char *p;
 
-	dlen = strlen(dname);
+	dlen = dname->len;
 	pathlen = strlen(path);
 	if (pathlen < dlen)
 		return 1;
@@ -1306,7 +1306,7 @@ int audit_compare_dname_path(const char *dname, const char *path, int parentlen)
 
 	p = path + parentlen;
 
-	return strncmp(p, dname, dlen);
+	return strncmp(p, dname->name, dlen);
 }
 
 int audit_filter(int msgtype, unsigned int listtype)

kernel/auditsc.c

@@ -2045,7 +2045,7 @@ void __audit_inode_child(struct inode *parent,
 {
 	struct audit_context *context = audit_context();
 	struct inode *inode = d_backing_inode(dentry);
-	const char *dname = dentry->d_name.name;
+	const struct qstr *dname = &dentry->d_name;
 	struct audit_names *n, *found_parent = NULL, *found_child = NULL;
 	struct audit_entry *e;
 	struct list_head *list = &audit_filter_list[AUDIT_FILTER_FS];
@@ -2099,7 +2099,7 @@ void __audit_inode_child(struct inode *parent,
 		    (n->type != type && n->type != AUDIT_TYPE_UNKNOWN))
 			continue;
 
-		if (!strcmp(dname, n->name->name) ||
+		if (!strcmp(dname->name, n->name->name) ||
 		    !audit_compare_dname_path(dname, n->name->name,
 						found_parent ?
 						found_parent->name_len :