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ceph: initialize pathlen variable in reconnect_caps_cb
[ Upstream commit ee2a095 ] The smatch static checker warned about an uninitialized symbol usage in this function, in the case where ceph_mdsc_build_path returns an error. It turns out that that case is harmless, but it just looks sketchy. Initialize the variable at declaration time, and remove the unneeded setting of it later. Fixes: a33f643 ("ceph: encode inodes' parent/d_name in cap reconnect message") Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Xiubo Li <xiubli@redhat.com> Reviewed-by: Jeff Layton <jlayton@kernel.org> Signed-off-by: Ilya Dryomov <idryomov@gmail.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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