lib: Panic on most epoll_ctl() failures

Anything except ENOSPC or ENOMEM points to a bug in code. Getting core dump
from those helps debugging.

diff --git a/src/lib/ioloop-epoll.c b/src/lib/ioloop-epoll.c
index 0fef61e04ba80a54731128186e3ab8a6f1167c69..ae4ee4a375a18e94ff755e1e860c4b8ed050e393 100644 (file)
--- a/src/lib/ioloop-epoll.c
+++ b/src/lib/ioloop-epoll.c
@@ -145,7 +145,7 @@ void io_loop_handle_remove(struct io_file *io, bool closed)
                        const char *errstr = t_strdup_printf(
                                "epoll_ctl(%s, %d) failed: %m",
                                op == EPOLL_CTL_DEL ? "del" : "mod", io->fd);
-                       if (errno == EBADF)
+                       if (errno != ENOSPC && errno != ENOMEM)
                                i_panic("%s", errstr);
                        else
                                i_error("%s", errstr);