Mark some files FD_CLOEXEC to protect sendmail from them.

[thirdparty/mdadm.git] / mdstat.c

diff --git a/mdstat.c b/mdstat.c
index de31acbf305ea96c6101857ff1b228ee23eb1719..335e1e58b78aac7b12fb6137e4479db8b0ae928d 100644 (file)
--- a/mdstat.c
+++ b/mdstat.c
@@ -114,6 +114,8 @@ struct mdstat_ent *mdstat_read(int hold, int start)
                f = fopen("/proc/mdstat", "r");
        if (f == NULL)
                return NULL;
+       else
+               fcntl(fileno(f), F_SETFD, FD_CLOEXEC);
 
        all = NULL;
        end = &all;
@@ -221,8 +223,10 @@ struct mdstat_ent *mdstat_read(int hold, int start)
                        end = &ent->next;
                }
        }
-       if (hold && mdstat_fd == -1)
+       if (hold && mdstat_fd == -1) {
                mdstat_fd = dup(fileno(f));
+               fcntl(mdstat_fd, F_SETFD, FD_CLOEXEC);
+       }
        fclose(f);
 
        /* If we might want to start array,