diff options
| author | Tom Gundersen <teg@jklm.no> | 2015-04-24 18:04:57 +0200 |
|---|---|---|
| committer | Tom Gundersen <teg@jklm.no> | 2015-04-24 19:13:48 +0200 |
| commit | d1317d02e637e19e9f40175657ff8e6098523633 (patch) | |
| tree | 9fdae7c5463e5cdbe35492098e1cb004e74493b9 | |
| parent | 70a93737ecd613d9b5855cb5d7c80829b966ec6a (diff) | |
udevd: warn if we receive SIGCHLD from untracked worker
| -rw-r--r-- | src/udev/udevd.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/udev/udevd.c b/src/udev/udevd.c index 60e1ee6f9e..6b5d99b6b0 100644 --- a/src/udev/udevd.c +++ b/src/udev/udevd.c @@ -859,6 +859,7 @@ static void handle_signal(struct udev *udev, int signo) { pid_t pid; int status; struct udev_list_node *loop, *tmp; + bool found = false; pid = waitpid(-1, &status, WNOHANG); if (pid <= 0) @@ -869,6 +870,8 @@ static void handle_signal(struct udev *udev, int signo) { if (worker->pid != pid) continue; + else + found = true; if (WIFEXITED(status)) { if (WEXITSTATUS(status) == 0) @@ -905,6 +908,9 @@ static void handle_signal(struct udev *udev, int signo) { worker_unref(worker); break; } + + if (!found) + log_warning("worker ["PID_FMT"] is unknown, ignoring", pid); } break; case SIGHUP: |