crypto: rsa-pkcs1pad - Use akcipher_request_complete

stable inclusion
from stable-v4.19.276
commit a023f1a938ad43642ad68f68527001e5686f5e60
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I6TIG1


CVE: NA

--------------------------------

[ Upstream commit 564cabc0 ]

Use the akcipher_request_complete helper instead of calling the
completion function directly.  In fact the previous code was buggy
in that EINPROGRESS was never passed back to the original caller.

Fixes: 3d5b1ecd ("crypto: rsa - RSA padding algorithm")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Yongqiang Liu <liuyongqiang13@huawei.com>