[CRIU] [PATCH 3/3] fsnotify: print correct error if open_by_handle_at failed

[Andrey Vagin]

Signed-off-by: Andrey Vagin <avagin at openvz.org>
---
 fsnotify.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fsnotify.c b/fsnotify.c
index c91f184..55f02d8 100644
--- a/fsnotify.c
+++ b/fsnotify.c
@@ -117,9 +117,11 @@ static int open_handle(unsigned int s_dev, unsigned long i_ino,
 	}
 
 	fd = sys_open_by_handle_at(mntfd, (void *)&handle, 0);
-	if (fd < 0)
+	if (fd < 0) {
+		errno = -fd;
 		pr_perror("Can't open file handle for 0x%08x:0x%016lx",
 				s_dev, i_ino);
+	}
 
 	close(mntfd);
 out:
-- 
1.8.3.1