Commit 3a32ce50 authored by Herbert Xu's avatar Herbert Xu
Browse files

crypto: rsa-pkcs1pad - Always use GFP_KERNEL 



We don't currently support using akcipher in atomic contexts,
so GFP_KERNEL should always be used.

Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 0f2c8319

crypto/rsa-pkcs1pad.c

+6 −16
Original line number Diff line number Diff line
@@ -260,8 +260,7 @@ static int pkcs1pad_encrypt(struct akcipher_request *req) 
	req_ctx->child_req.dst_len = ctx->key_size;



	req_ctx->in_buf = kmalloc(ctx->key_size - 1 - req->src_len,

			(req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP) ?

			GFP_KERNEL : GFP_ATOMIC);

				  GFP_KERNEL);

	if (!req_ctx->in_buf)

		return -ENOMEM;
@@ -274,9 +273,7 @@ static int pkcs1pad_encrypt(struct akcipher_request *req) 
	pkcs1pad_sg_set_buf(req_ctx->in_sg, req_ctx->in_buf,

			ctx->key_size - 1 - req->src_len, req->src);



	req_ctx->out_buf = kmalloc(ctx->key_size,

			(req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP) ?

			GFP_KERNEL : GFP_ATOMIC);

	req_ctx->out_buf = kmalloc(ctx->key_size, GFP_KERNEL);

	if (!req_ctx->out_buf) {

		kfree(req_ctx->in_buf);

		return -ENOMEM;
@@ -379,9 +376,7 @@ static int pkcs1pad_decrypt(struct akcipher_request *req) 
	req_ctx->child_req.dst = req_ctx->out_sg;

	req_ctx->child_req.dst_len = ctx->key_size ;



	req_ctx->out_buf = kmalloc(ctx->key_size,

			(req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP) ?

			GFP_KERNEL : GFP_ATOMIC);

	req_ctx->out_buf = kmalloc(ctx->key_size, GFP_KERNEL);

	if (!req_ctx->out_buf)

		return -ENOMEM;
@@ -438,8 +433,7 @@ static int pkcs1pad_sign(struct akcipher_request *req) 
	req_ctx->child_req.dst_len = ctx->key_size;



	req_ctx->in_buf = kmalloc(ctx->key_size - 1 - req->src_len,

			(req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP) ?

			GFP_KERNEL : GFP_ATOMIC);

				  GFP_KERNEL);

	if (!req_ctx->in_buf)

		return -ENOMEM;
@@ -454,9 +448,7 @@ static int pkcs1pad_sign(struct akcipher_request *req) 
	pkcs1pad_sg_set_buf(req_ctx->in_sg, req_ctx->in_buf,

			ctx->key_size - 1 - req->src_len, req->src);



	req_ctx->out_buf = kmalloc(ctx->key_size,

			(req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP) ?

			GFP_KERNEL : GFP_ATOMIC);

	req_ctx->out_buf = kmalloc(ctx->key_size, GFP_KERNEL);

	if (!req_ctx->out_buf) {

		kfree(req_ctx->in_buf);

		return -ENOMEM;
@@ -577,9 +569,7 @@ static int pkcs1pad_verify(struct akcipher_request *req) 
	req_ctx->child_req.dst = req_ctx->out_sg;

	req_ctx->child_req.dst_len = ctx->key_size;



	req_ctx->out_buf = kmalloc(ctx->key_size,

			(req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP) ?

			GFP_KERNEL : GFP_ATOMIC);

	req_ctx->out_buf = kmalloc(ctx->key_size, GFP_KERNEL);

	if (!req_ctx->out_buf)

		return -ENOMEM;