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-rw-r--r--libc/inet/resolv.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libc/inet/resolv.c b/libc/inet/resolv.c
index fffe4281c..8e5a97db0 100644
--- a/libc/inet/resolv.c
+++ b/libc/inet/resolv.c
@@ -1410,6 +1410,10 @@ int __dns_lookup(const char *name,
* to next nameserver */
goto try_next_server;
}
+ if (fds.revents & (POLLERR | POLLHUP | POLLNVAL)) {
+ DPRINTF("Bad event\n");
+ goto try_next_server;
+ }
/*TODO: better timeout accounting?*/
reply_timeout -= 1000;
#endif /* USE_SELECT */