From 75c10de291a042a516805dc46a36b3d7f2890b0e Mon Sep 17 00:00:00 2001
From: Ingo Weinhold <ingo_weinhold@gmx.de>
Date: Mon, 27 May 2013 01:05:58 +0200
Subject: [PATCH] libroot_build _kern_read_dir(): reset errno before readdir()

Since we're checking errno when readdir() didn't return an entry, we
need to reset it before, or we might see a spurious error value.
---
 src/build/libroot/fs.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/build/libroot/fs.cpp b/src/build/libroot/fs.cpp
index c298454647..5a9ebdfb09 100644
--- a/src/build/libroot/fs.cpp
+++ b/src/build/libroot/fs.cpp
@@ -609,6 +609,7 @@ _kern_read_dir(int fd, struct dirent *buffer, size_t bufferSize,
 
 	// get the next entry
 	dirent *entry;
+	errno = 0;
 	if (dynamic_cast<AttrDirDescriptor*>(descriptor))
 		entry = fs_read_attr_dir(descriptor->dir);
 	else