Commit d7f01649 authored by Jia Jie Ho's avatar Jia Jie Ho Committed by Herbert Xu
Browse files

crypto: starfive - Do not free stack buffer 



RSA text data uses variable length buffer allocated in software stack.
Calling kfree on it causes undefined behaviour in subsequent operations.

Cc: <stable@vger.kernel.org> #6.7+
Signed-off-by: default avatarJia Jie Ho <jiajie.ho@starfivetech.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 25ca4a85

drivers/crypto/starfive/jh7110-rsa.c

+0 −1
Original line number Diff line number Diff line
@@ -276,7 +276,6 @@ static int starfive_rsa_enc_core(struct starfive_cryp_ctx *ctx, int enc) 


err_rsa_crypt:

	writel(STARFIVE_RSA_RESET, cryp->base + STARFIVE_PKA_CACR_OFFSET);

	kfree(rctx->rsa_data);

	return ret;

}