Bug: https://bugs.gentoo.org/644586

Upstream fix: https://www.smartmontools.org/changeset/4603

--- smartmontools-6.6/os_linux.cpp
+++ smartmontools-6.6/os_linux.cpp
@@ -3177,5 +3177,5 @@
   char path[128];
   snprintf(path, sizeof(path), "/sys/block/%s/device", name);
-  char * syshostpath = canonicalize_file_name(path);
+  char * syshostpath = realpath(name, (char *)0);
   if (!syshostpath)
     return false;