Ticket #309: parent-of-root-is-invalid.diff

src/lib/sys/fs.c

@@ -1173 +1189 @@
                         /* noop */;
                     pszPrev++;
                 }
+                else if (pszPrev[1] != '\0') /* a parent of root ? invalid! */
+                {
+                    rcRet = -ENOENT;
+                    break;
+                }
                 *psz = chSlash;
                 memmove(pszPrev - 1, psz, cchNativePath - (psz - pszNativePath) + 1);
                 cchNativePath -= psz - (pszPrev - 1);