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udev: do not export "static node" tags for non-existing devices

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This commit is contained in:
Kay Sievers 2014-04-02 15:47:09 +02:00
parent bc29e507e2
commit ca2bb1606a
Notes: Lennart Poettering 2014-05-24 11:34:16 +08:00 
Backport: bugfix
1 changed files with 5 additions and 5 deletions
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10
src/udev/udev-rules.c
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@ -2555,10 +2555,15 @@ int udev_rules_apply_static_dev_perms(struct udev_rules *rules)
struct stat stats;
/* 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)
break;
if (!S_ISBLK(stats.st_mode) && !S_ISCHR(stats.st_mode))
break;
/* export the tags to a directory as symlinks, allowing otherwise dead nodes to be tagged */
if (tags) {
@ -2588,11 +2593,6 @@ int udev_rules_apply_static_dev_perms(struct udev_rules *rules)
if (mode == 0 && uid == 0 && gid == 0)
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)
mode = 0660;