crypto: hisilicon/qm - fix missing put dfx access

mainline inclusion
from mainline-v6.1-rc1
commit 5afc904f
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I5T7AD
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5afc904f443de2afd31c4e0686ba178beede86fe



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In function qm_cmd_write(), if function returns from
branch 'atomic_read(&qm->status.flags) == QM_STOP',
the got dfx access is forgotten to put.

Fixes: 607c191b ("crypto: hisilicon - support runtime PM for accelerator device")
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Jiangshui Yang <yangjiangshui@h-partners.com>
Reviewed-by: Xiu Jianfeng <xiujianfeng@huawei.com>
Reviewed-by: Yang Shen <shenyang39@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>