From d9ca03e9c3d18cc031ee7d4c1a6970ff4c18d33e Mon Sep 17 00:00:00 2001
From: Jes Sorensen <Jes.Sorensen@redhat.com>
Date: Tue, 1 Nov 2011 16:09:21 +0100
Subject: [PATCH] remove_devices(): readlink returns -1 on error

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: NeilBrown <neilb@suse.de>
---
 Manage.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Manage.c b/Manage.c
index 2d8c9165..613a5497 100644
--- a/Manage.c
+++ b/Manage.c
@@ -156,7 +156,7 @@ static void remove_devices(int devnum, char *path)
 				sprintf(pe, "%d", part);
 		}
 		n = readlink(path2, link, sizeof(link));
-		if (n && (int)strlen(base) == n &&
+		if (n > 0 && (int)strlen(base) == n &&
 		    strncmp(link, base, n) == 0)
 			unlink(path2);
 	}
-- 
2.47.2