diff options
| author | Herbert Xu <herbert@gondor.apana.org.au> | 2022-12-30 08:21:38 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2023-01-06 12:15:47 +0300 |
| commit | 199354d7fb6eaa2cc5bb650af0bca624baffee35 (patch) | |
| tree | 883df27ac79ff00afcbb70bf39e05e9187d2b65b /drivers/crypto/caam/ctrl.c | |
| parent | c27b2d2012e1826674255b9e45b61c172a267e1c (diff) | |
| download | linux-199354d7fb6eaa2cc5bb650af0bca624baffee35.tar.xz | |
crypto: caam - Remove GFP_DMA and add DMA alignment padding
GFP_DMA does not guarantee that the returned memory is aligned
for DMA. It should be removed where it is superfluous.
However, kmalloc may start returning DMA-unaligned memory in future
so fix this by adding the alignment by hand.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/caam/ctrl.c')
| -rw-r--r-- | drivers/crypto/caam/ctrl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c index 32253a064d0f..6278afb951c3 100644 --- a/drivers/crypto/caam/ctrl.c +++ b/drivers/crypto/caam/ctrl.c @@ -199,7 +199,7 @@ static int deinstantiate_rng(struct device *ctrldev, int state_handle_mask) u32 *desc, status; int sh_idx, ret = 0; - desc = kmalloc(CAAM_CMD_SZ * 3, GFP_KERNEL | GFP_DMA); + desc = kmalloc(CAAM_CMD_SZ * 3, GFP_KERNEL); if (!desc) return -ENOMEM; @@ -276,7 +276,7 @@ static int instantiate_rng(struct device *ctrldev, int state_handle_mask, int ret = 0, sh_idx; ctrl = (struct caam_ctrl __iomem *)ctrlpriv->ctrl; - desc = kmalloc(CAAM_CMD_SZ * 7, GFP_KERNEL | GFP_DMA); + desc = kmalloc(CAAM_CMD_SZ * 7, GFP_KERNEL); if (!desc) return -ENOMEM; |