Gilad Ben-Yossef 1fb37b5692 crypto: ccree - don't attempt 0 len DMA mappings
Refuse to try mapping zero bytes as this may cause a fault
on some configurations / platforms and it seems the prev.
attempt is not enough and we need to be more explicit.

Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Reported-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Fixes: ce0fc6db38de ("crypto: ccree - protect against empty or NULL
scatterlists")
Tested-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2022-02-23 15:28:32 +12:00
..
2022-02-18 16:21:09 +11:00
2022-01-14 18:50:52 -05:00
2021-07-10 09:22:44 -07:00
2021-12-03 15:56:17 +11:00
2021-04-22 17:31:30 +10:00