Commit ca3a08e9 authored by Xiubo Li's avatar Xiubo Li Committed by Greg Kroah-Hartman
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ceph: fix NULL pointer dereference for req->r_session 

[ Upstream commit 5bd76b8d ]

The request's r_session maybe changed when it was forwarded or
resent. Both the forwarding and resending cases the requests will
be protected by the mdsc->mutex.

Cc: stable@vger.kernel.org
Link: https://bugzilla.redhat.com/show_bug.cgi?id=2137955


Signed-off-by: default avatarXiubo Li <xiubli@redhat.com>
Reviewed-by: default avatarIlya Dryomov <idryomov@gmail.com>
Signed-off-by: default avatarIlya Dryomov <idryomov@gmail.com>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent 00c004c0
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