From 0b43e8dbe72a888c3b90d303aed074dd5a98360d Mon Sep 17 00:00:00 2001
From: Eric Biggers <ebiggers3@gmail.com>
Date: Sun, 12 Jan 2014 00:37:08 -0600
Subject: [PATCH] wimfs_readlink(): Return -EINVAL if buf_len == 0, not
 -ENAMETOOLONG

---
 src/mount_image.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mount_image.c b/src/mount_image.c
index d8a94296..1a8443e3 100644
--- a/src/mount_image.c
+++ b/src/mount_image.c
@@ -2031,7 +2031,7 @@ wimfs_readlink(const char *path, char *buf, size_t buf_len)
 	if (!inode_is_symlink(inode))
 		return -EINVAL;
 	if (buf_len == 0)
-		return -ENAMETOOLONG;
+		return -EINVAL;
 	ret = wim_inode_readlink(inode, buf, buf_len - 1, NULL);
 	if (ret >= 0) {
 		wimlib_assert(ret <= buf_len - 1);
-- 
2.43.0