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print warning when rules try to rename kernel device nodes

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This commit is contained in:
Kay Sievers 2012-01-23 05:00:59 +01:00
parent b0a0080677
commit 0ecfcbd4f7
1 changed files with 11 additions and 0 deletions
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11
src/udev-rules.c
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@ -2546,6 +2546,7 @@ int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event
}
case TK_A_NAME: {
const char *name = &rules->buf[cur->key.value_off];
char name_str[UTIL_PATH_SIZE];
int count;
@ -2559,6 +2560,16 @@ int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event
if (count > 0)
info(event->udev, "%i character(s) replaced\n", count);
}
if (major(udev_device_get_devnum(event->dev))) {
size_t devlen = strlen(udev_get_dev_path(event->udev))+1;
if (strcmp(name_str, &udev_device_get_devnode(event->dev)[devlen]) != 0) {
err(event->udev, "NAME=\"%s\" ignored, kernel device nodes "
"can not be renamed; please fix it in %s:%u\n", name,
&rules->buf[rule->rule.filename_off], rule->rule.filename_line);
break;
}
}
free(event->name);
event->name = strdup(name_str);
info(event->udev, "NAME '%s' %s:%u\n",