File libcap-dummy.patch of Package libcap-dummy

--- libcap-2.22/libcap/cap_file.c.orig	2015-01-16 17:38:33.551536889 +0100
+++ libcap-2.22/libcap/cap_file.c	2015-01-16 17:51:00.261929696 +0100
@@ -285,11 +285,18 @@ int cap_set_file(const char *filename, c
 	_cap_debug("removing filename capabilities");
 	return removexattr(filename, XATTR_NAME_CAPS);
     } else if (_fcaps_save(&rawvfscap, cap_d, &sizeofcaps) != 0) {
-	return -1;
+        // hack for libcap-dummy, maybe docker survives yum install with this.
+        _cap_debug("_fcaps_save() error ignored");
+	// return -1;
     }
 
     _cap_debug("setting filename capabilities");
-    return setxattr(filename, XATTR_NAME_CAPS, &rawvfscap, sizeofcaps, 0);
+    int r = setxattr(filename, XATTR_NAME_CAPS, &rawvfscap, sizeofcaps, 0);
+    if (r) {
+      // hack for libcap-dummy, maybe docker survives yum install with this.
+      _cap_debug("setxattr error=%d ignored", r);
+    }
+    return 0;
 }
 
 #else /* ie. ndef VFS_CAP_U32 */