From 8a791603cbb74dc799311f48c2722cc5d6b1a42b Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 3 Dec 2014 01:59:42 +0100
Subject: [PATCH] libudev: set errno properly in all error conditions of
 udev_device_new_from_syspath()

(cherry picked from commit 154e6f233af028cf76608d49a3b7ed8de61373d8)
---
 src/libudev/libudev-device.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/libudev/libudev-device.c b/src/libudev/libudev-device.c
index 2699374072..e2afcb83ed 100644
--- a/src/libudev/libudev-device.c
+++ b/src/libudev/libudev-device.c
@@ -730,8 +730,13 @@ _public_ struct udev_device *udev_device_new_from_syspath(struct udev *udev, con
                         return NULL;
         } else {
                 /* everything else just needs to be a directory */
-                if (stat(path, &statbuf) != 0 || !S_ISDIR(statbuf.st_mode))
+                if (stat(path, &statbuf) != 0)
                         return NULL;
+
+                if (!S_ISDIR(statbuf.st_mode)) {
+                        errno = EISDIR;
+                        return NULL;
+                }
         }
 
         udev_device = udev_device_new(udev);