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authorHerbert Xu <herbert@gondor.apana.org.au>2022-12-30 15:31:33 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2023-01-06 17:15:47 +0800
commit8e613cec25196b51601dfac50c5bf229acd72bc6 (patch)
tree0680bd4327c142878ae3ce38bf8b12bb5a59f5fb /drivers/crypto/talitos.c
parent199354d7fb6eaa2cc5bb650af0bca624baffee35 (diff)
crypto: talitos - 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/talitos.c')
-rw-r--r--drivers/crypto/talitos.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index 71db6450b6aa..d62ec68e3183 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -1393,7 +1393,7 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev,
alloc_len += sizeof(struct talitos_desc);
alloc_len += ivsize;
- edesc = kmalloc(alloc_len, GFP_DMA | flags);
+ edesc = kmalloc(ALIGN(alloc_len, dma_get_cache_alignment()), flags);
if (!edesc)
return ERR_PTR(-ENOMEM);
if (ivsize) {