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* [PATCH] crypto: sa2ul - Add check for crypto_aead_setkey
@ 2023-11-07  6:31 Chen Ni
  2023-11-17 10:29 ` Herbert Xu
  0 siblings, 1 reply; 2+ messages in thread
From: Chen Ni @ 2023-11-07  6:31 UTC (permalink / raw)
  To: herbert, davem, t-kristo, j-keerthy; +Cc: linux-crypto, linux-kernel, Chen Ni

Add check for crypto_aead_setkey() and return the error if it fails
in order to transfer the error.

Fixes: d2c8ac187fc9 ("crypto: sa2ul - Add AEAD algorithm support")
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
---
 drivers/crypto/sa2ul.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/crypto/sa2ul.c b/drivers/crypto/sa2ul.c
index 6846a8429574..6bac2382e261 100644
--- a/drivers/crypto/sa2ul.c
+++ b/drivers/crypto/sa2ul.c
@@ -1806,6 +1806,7 @@ static int sa_aead_setkey(struct crypto_aead *authenc,
 	int cmdl_len;
 	struct sa_cmdl_cfg cfg;
 	int key_idx;
+	int error;
 
 	if (crypto_authenc_extractkeys(&keys, key, keylen) != 0)
 		return -EINVAL;
@@ -1869,7 +1870,9 @@ static int sa_aead_setkey(struct crypto_aead *authenc,
 	crypto_aead_set_flags(ctx->fallback.aead,
 			      crypto_aead_get_flags(authenc) &
 			      CRYPTO_TFM_REQ_MASK);
-	crypto_aead_setkey(ctx->fallback.aead, key, keylen);
+	error = crypto_aead_setkey(ctx->fallback.aead, key, keylen);
+	if (error)
+		return error;
 
 	return 0;
 }
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] crypto: sa2ul - Add check for crypto_aead_setkey
  2023-11-07  6:31 [PATCH] crypto: sa2ul - Add check for crypto_aead_setkey Chen Ni
@ 2023-11-17 10:29 ` Herbert Xu
  0 siblings, 0 replies; 2+ messages in thread
From: Herbert Xu @ 2023-11-17 10:29 UTC (permalink / raw)
  To: Chen Ni; +Cc: davem, t-kristo, j-keerthy, linux-crypto, linux-kernel, nichen

Chen Ni <nichen@iscas.ac.cn> wrote:
> Add check for crypto_aead_setkey() and return the error if it fails
> in order to transfer the error.
> 
> Fixes: d2c8ac187fc9 ("crypto: sa2ul - Add AEAD algorithm support")
> Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
> ---
> drivers/crypto/sa2ul.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/crypto/sa2ul.c b/drivers/crypto/sa2ul.c
> index 6846a8429574..6bac2382e261 100644
> --- a/drivers/crypto/sa2ul.c
> +++ b/drivers/crypto/sa2ul.c
> @@ -1806,6 +1806,7 @@ static int sa_aead_setkey(struct crypto_aead *authenc,
>        int cmdl_len;
>        struct sa_cmdl_cfg cfg;
>        int key_idx;
> +       int error;
> 
>        if (crypto_authenc_extractkeys(&keys, key, keylen) != 0)
>                return -EINVAL;
> @@ -1869,7 +1870,9 @@ static int sa_aead_setkey(struct crypto_aead *authenc,
>        crypto_aead_set_flags(ctx->fallback.aead,
>                              crypto_aead_get_flags(authenc) &
>                              CRYPTO_TFM_REQ_MASK);
> -       crypto_aead_setkey(ctx->fallback.aead, key, keylen);
> +       error = crypto_aead_setkey(ctx->fallback.aead, key, keylen);
> +       if (error)
> +               return error;

This should be

	return crypto_aead_setkey(ctx->fallback.aead, key, keylen);

Thanks,
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

^ permalink raw reply	[flat|nested] 2+ messages in thread

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