From 0095f8a2ee96c1358bcc24036f730c2b08b9e1c0 Mon Sep 17 00:00:00 2001
From: "K. Lange" <klange@toaruos.org>
Date: Thu, 3 Jan 2019 20:21:32 +0900
Subject: [PATCH] libc: opendir should not set errno, it's set by open

---
 libc/dirent/dir.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libc/dirent/dir.c b/libc/dirent/dir.c
index 3b131db6..a1a2b085 100644
--- a/libc/dirent/dir.c
+++ b/libc/dirent/dir.c
@@ -11,7 +11,7 @@ DEFN_SYSCALL3(readdir, SYS_READDIR, int, int, void *);
 DIR * opendir (const char * dirname) {
 	int fd = open(dirname, O_RDONLY);
 	if (fd < 0) {
-		errno = -fd;
+		/* errno was set by open */
 		return NULL;
 	}