blockdev: filter out invalid block devices early

2019-07-04 00:00:54 +02:00
parent d18b300933
commit 51f14fa111
1 changed files with 3 additions and 0 deletions
@@ -21,6 +21,9 @@ int block_get_whole_disk(dev_t d, dev_t *ret) {

        assert(ret);

+        if (major(d) == 0)
+                return -ENODEV;
+
        /* If it has a queue this is good enough for us */
        xsprintf_sys_block_path(p, "/queue", d);
        if (access(p, F_OK) >= 0) {