Commit 6df04505 authored by Christophe JAILLET's avatar Christophe JAILLET Committed by Herbert Xu
Browse files

crypto: caam - Use struct_size() 



Use struct_size() instead of hand-writing it, when allocating a structure
with a flex array.

This is less verbose, more robust and more informative.

Signed-off-by: default avatarChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: default avatarGaurav Jain <gaurav.jain@nxp.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 81511798

drivers/crypto/caam/caamhash.c

+1 −2
Original line number Diff line number Diff line
@@ -708,9 +708,8 @@ static struct ahash_edesc *ahash_edesc_alloc(struct ahash_request *req, 
	gfp_t flags = (req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP) ?

		       GFP_KERNEL : GFP_ATOMIC;

	struct ahash_edesc *edesc;

	unsigned int sg_size = sg_num * sizeof(struct sec4_sg_entry);



	edesc = kzalloc(sizeof(*edesc) + sg_size, flags);

	edesc = kzalloc(struct_size(edesc, sec4_sg, sg_num), flags);

	if (!edesc) {

		dev_err(ctx->jrdev, "could not allocate extended descriptor\n");

		return NULL;