diff options
| -rw-r--r-- | src/proxsmtpd.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/proxsmtpd.c b/src/proxsmtpd.c index 278ecee..8f50d96 100644 --- a/src/proxsmtpd.c +++ b/src/proxsmtpd.c @@ -925,6 +925,11 @@ static int wait_process(spctx_t* sp, pid_t pid, int* status) switch(waitpid(pid, status, WNOHANG)) { case 0: + /* Linux may return 0 if the task has already terminated and was + * caught by waitpid(-1) above, double check it still exists. + */ + if (kill(pid, 0) < 0 && errno == ESRCH) + return 0; break; case -1: if(errno != ECHILD && errno != ESRCH) |