Patch "crypto: rsa-pkcs1pad - Use akcipher_request_complete" has been added to the 5.4-stable tree

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This is a note to let you know that I've just added the patch titled

    crypto: rsa-pkcs1pad - Use akcipher_request_complete

to the 5.4-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     crypto-rsa-pkcs1pad-use-akcipher_request_complete.patch
and it can be found in the queue-5.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit ea289b2a1b2320bb8ae69b9a650302de1e3a1c4d
Author: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Date:   Tue Jan 31 16:02:04 2023 +0800

    crypto: rsa-pkcs1pad - Use akcipher_request_complete
    
    [ Upstream commit 564cabc0ca0bdfa8f0fc1ae74b24d0a7554522c5 ]
    
    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: 3d5b1ecdea6f ("crypto: rsa - RSA padding algorithm")
    Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/crypto/rsa-pkcs1pad.c b/crypto/rsa-pkcs1pad.c
index 9cbafaf6dd851..5b4b12b8a71a7 100644
--- a/crypto/rsa-pkcs1pad.c
+++ b/crypto/rsa-pkcs1pad.c
@@ -213,16 +213,14 @@ static void pkcs1pad_encrypt_sign_complete_cb(
 		struct crypto_async_request *child_async_req, int err)
 {
 	struct akcipher_request *req = child_async_req->data;
-	struct crypto_async_request async_req;
 
 	if (err == -EINPROGRESS)
-		return;
+		goto out;
+
+	err = pkcs1pad_encrypt_sign_complete(req, err);
 
-	async_req.data = req->base.data;
-	async_req.tfm = crypto_akcipher_tfm(crypto_akcipher_reqtfm(req));
-	async_req.flags = child_async_req->flags;
-	req->base.complete(&async_req,
-			pkcs1pad_encrypt_sign_complete(req, err));
+out:
+	akcipher_request_complete(req, err);
 }
 
 static int pkcs1pad_encrypt(struct akcipher_request *req)
@@ -331,15 +329,14 @@ static void pkcs1pad_decrypt_complete_cb(
 		struct crypto_async_request *child_async_req, int err)
 {
 	struct akcipher_request *req = child_async_req->data;
-	struct crypto_async_request async_req;
 
 	if (err == -EINPROGRESS)
-		return;
+		goto out;
+
+	err = pkcs1pad_decrypt_complete(req, err);
 
-	async_req.data = req->base.data;
-	async_req.tfm = crypto_akcipher_tfm(crypto_akcipher_reqtfm(req));
-	async_req.flags = child_async_req->flags;
-	req->base.complete(&async_req, pkcs1pad_decrypt_complete(req, err));
+out:
+	akcipher_request_complete(req, err);
 }
 
 static int pkcs1pad_decrypt(struct akcipher_request *req)
@@ -511,15 +508,14 @@ static void pkcs1pad_verify_complete_cb(
 		struct crypto_async_request *child_async_req, int err)
 {
 	struct akcipher_request *req = child_async_req->data;
-	struct crypto_async_request async_req;
 
 	if (err == -EINPROGRESS)
-		return;
+		goto out;
 
-	async_req.data = req->base.data;
-	async_req.tfm = crypto_akcipher_tfm(crypto_akcipher_reqtfm(req));
-	async_req.flags = child_async_req->flags;
-	req->base.complete(&async_req, pkcs1pad_verify_complete(req, err));
+	err = pkcs1pad_verify_complete(req, err);
+
+out:
+	akcipher_request_complete(req, err);
 }
 
 /*



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