Commit 8c9bdab2 authored Mar 23, 2018 by Herbert Xu

crypto: lrw - Free rctx->ext with kzfree



The buffer rctx->ext contains potentially sensitive data and should
be freed with kzfree.

Cc: <stable@vger.kernel.org>
Fixes: 700cb3f5 ("crypto: lrw - Convert to skcipher")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

parent 2b122730

crypto/lrw.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -317,7 +317,7 @@ static void exit_crypt(struct skcipher_request *req)
	rctx->left = 0;		rctx->left = 0;

	if (rctx->ext)		if (rctx->ext)
	kfree(rctx->ext);		kzfree(rctx->ext);
	}		}

	static int do_encrypt(struct skcipher_request *req, int err)		static int do_encrypt(struct skcipher_request *req, int err)

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