threadsafe rules iteration

[elogind.git] / udev / udev_rules.c

diff --git a/udev/udev_rules.c b/udev/udev_rules.c
index ce1f66ecd6364e6b7621a8a9cba7c7672f9c5d35..004a89f748e0529bebe5e06ba7056544e40e9083 100644 (file)
--- a/udev/udev_rules.c
+++ b/udev/udev_rules.c
@@ -1368,6 +1368,7 @@ nomatch:
 
 int udev_rules_get_name(struct udev_rules *rules, struct udevice *udevice)
 {
+       struct udev_rules_iter iter;
        struct udev_rule *rule;
        int name_set = 0;
 
@@ -1375,9 +1376,9 @@ int udev_rules_get_name(struct udev_rules *rules, struct udevice *udevice)
        dbg(udevice->udev, "udevice->dev->kernel='%s'\n", udevice->dev->kernel);
 
        /* look for a matching rule to apply */
-       udev_rules_iter_init(rules);
+       udev_rules_iter_init(&iter, rules);
        while (1) {
-               rule = udev_rules_iter_next(rules);
+               rule = udev_rules_iter_next(&iter);
                if (rule == NULL)
                        break;
 
@@ -1530,7 +1531,7 @@ int udev_rules_get_name(struct udev_rules *rules, struct udevice *udevice)
 
                        if (rule->goto_label.operation != KEY_OP_UNSET) {
                                dbg(udevice->udev, "moving forward to label '%s'\n", key_val(rule, &rule->goto_label));
-                               udev_rules_iter_label(rules, key_val(rule, &rule->goto_label));
+                               udev_rules_iter_label(&iter, key_val(rule, &rule->goto_label));
                        }
                }
        }
@@ -1551,14 +1552,15 @@ int udev_rules_get_name(struct udev_rules *rules, struct udevice *udevice)
 
 int udev_rules_get_run(struct udev_rules *rules, struct udevice *udevice)
 {
+       struct udev_rules_iter iter;
        struct udev_rule *rule;
 
        dbg(udevice->udev, "udevice->kernel='%s'\n", udevice->dev->kernel);
 
        /* look for a matching rule to apply */
-       udev_rules_iter_init(rules);
+       udev_rules_iter_init(&iter, rules);
        while (1) {
-               rule = udev_rules_iter_next(rules);
+               rule = udev_rules_iter_next(&iter);
                if (rule == NULL)
                        break;
 
@@ -1609,7 +1611,7 @@ int udev_rules_get_run(struct udev_rules *rules, struct udevice *udevice)
 
                        if (rule->goto_label.operation != KEY_OP_UNSET) {
                                dbg(udevice->udev, "moving forward to label '%s'\n", key_val(rule, &rule->goto_label));
-                               udev_rules_iter_label(rules, key_val(rule, &rule->goto_label));
+                               udev_rules_iter_label(&iter, key_val(rule, &rule->goto_label));
                        }
                }
        }