From: Zhengchao Shao <shaozhengchao@xxxxxxxxxx>
[ Upstream commit 98dfa9343f37bdd4112966292751e3a93aaf2e56 ]
The hpre encryption driver may be used to encrypt and decrypt packets
during the rx softirq, it is not allowed to use GFP_KERNEL.
Fixes: c8b4b477079d ("crypto: hisilicon - add HiSilicon HPRE accelerator")
Signed-off-by: Zhengchao Shao <shaozhengchao@xxxxxxxxxx>
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/crypto/hisilicon/hpre/hpre_crypto.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/crypto/hisilicon/hpre/hpre_crypto.c b/drivers/crypto/hisilicon/hpre/hpre_crypto.c
index a87f9904087a..90c13ebe7e83 100644
--- a/drivers/crypto/hisilicon/hpre/hpre_crypto.c
+++ b/drivers/crypto/hisilicon/hpre/hpre_crypto.c
@@ -210,7 +210,7 @@ static int hpre_prepare_dma_buf(struct hpre_asym_request *hpre_req,
if (unlikely(shift < 0))
return -EINVAL;
- ptr = dma_alloc_coherent(dev, ctx->key_sz, tmp, GFP_KERNEL);
+ ptr = dma_alloc_coherent(dev, ctx->key_sz, tmp, GFP_ATOMIC);
if (unlikely(!ptr))
return -ENOMEM;
--
2.35.1
