ceph/ceph — pull request #2162 by yehudasa (2014-07-29 22:34:32+00:00)
Title: rgw: fix crash in swift CORS preflight request

Fixes: #8586

This fixes error handling, in accordance with commit 6af5a537 that fixed
the same issue for the S3 case.

Signed-off-by: Yehuda Sadeh