From d6f116a7b18f8bd3c6507c803217991235c7f1bb Mon Sep 17 00:00:00 2001 From: Kay Sievers Date: Wed, 22 Jan 2014 10:47:48 +0100 Subject: [PATCH] udev: static_node - do not exit rule after first static_node item The nodes usually do not exist, so handle the next item instead of skipping the entire rule. --- src/udev/udev-rules.c | 21 ++++++++++----------- 1 file changed, 10 insertions(+), 11 deletions(-) diff --git a/src/udev/udev-rules.c b/src/udev/udev-rules.c index 8d2b057e2..855a4e406 100644 --- a/src/udev/udev-rules.c +++ b/src/udev/udev-rules.c @@ -900,6 +900,7 @@ static int rule_add_key(struct rule_tmp *rule_tmp, enum token_type type, case TK_A_GOTO: case TK_M_TAG: case TK_A_TAG: + case TK_A_STATIC_NODE: token->key.value_off = rules_add_string(rule_tmp->rules, value); break; case TK_M_IMPORT_BUILTIN: @@ -943,9 +944,6 @@ static int rule_add_key(struct rule_tmp *rule_tmp, enum token_type type, case TK_A_MODE_ID: token->key.mode = *(mode_t *)data; break; - case TK_A_STATIC_NODE: - token->key.value_off = rules_add_string(rule_tmp->rules, value); - break; case TK_M_EVENT_TIMEOUT: token->key.event_timeout = *(int *)data; break; @@ -993,7 +991,7 @@ static int rule_add_key(struct rule_tmp *rule_tmp, enum token_type type, } if (attr != NULL) { - /* check if property/attribut name has substitution chars */ + /* check if property/attribute name has substitution chars */ if (attr[0] == '[') token->key.attrsubst = SB_SUBSYS; else if (strchr(attr, '%') != NULL || strchr(attr, '$') != NULL) @@ -2561,15 +2559,11 @@ int udev_rules_apply_static_dev_perms(struct udev_rules *rules) /* we assure, that the permissions tokens are sorted before the static token */ if (mode == 0 && uid == 0 && gid == 0 && tags == NULL) goto next; + strscpyl(device_node, sizeof(device_node), "/dev/", rules_str(rules, cur->key.value_off), NULL); - if (stat(device_node, &stats) != 0) - goto next; - if (!S_ISBLK(stats.st_mode) && !S_ISCHR(stats.st_mode)) - goto next; + /* export the tags to a directory as symlinks, allowing otherwise dead nodes to be tagged */ if (tags) { - /* Export the tags to a directory as symlinks, allowing otherwise dead nodes to be tagged */ - STRV_FOREACH(t, tags) { _cleanup_free_ char *unescaped_filename = NULL; @@ -2594,7 +2588,12 @@ int udev_rules_apply_static_dev_perms(struct udev_rules *rules) /* don't touch the permissions if only the tags were set */ if (mode == 0 && uid == 0 && gid == 0) - goto next; + break; + + if (stat(device_node, &stats) != 0) + break; + if (!S_ISBLK(stats.st_mode) && !S_ISCHR(stats.st_mode)) + break; if (mode == 0) { if (gid > 0) -- 2.30.2