Commit aca8bf00 authored Nov 05, 2019 by Tero Kristo Committed by Herbert Xu Dec 11, 2019

crypto: omap-des - handle NULL cipher request



If no data is provided for DES request, just return immediately. No
processing is needed in this case.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

parent 96846223

drivers/crypto/omap-des.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -637,6 +637,9 @@ static int omap_des_crypt(struct skcipher_request *req, unsigned long mode)
		!!(mode & FLAGS_ENCRYPT),
		!!(mode & FLAGS_CBC));

		if (!req->cryptlen)
		return 0;

		if (!IS_ALIGNED(req->cryptlen, DES_BLOCK_SIZE))
		return -EINVAL;

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