udev: properly detect reference to unexisting part of PROGRAM's result

(cherry picked from commit 66390abefa)
2026-10-04 07:48:36 +00:00 · 2014-04-07 10:48:50 -04:00
parent 950be0cb76
commit e97bfdb851
1 changed files with 2 additions and 0 deletions
@@ -254,6 +254,8 @@ subst:
                                                cpos++;
                                        while (isspace(cpos[0]))
                                                cpos++;
+                                        if (cpos[0] == '\0')
+                                                break;
                                }
                                if (i > 0) {
                                        log_error("requested part of result string not found");