After checking all possible call chains to kzalloc here,
my tool finds that this kzalloc is never called in atomic context.
Thus GFP_ATOMIC is not necessary, and it can be replaced with GFP_KERNEL.
This is found by a static analysis tool named DCNS written by myself.
Signed-off-by: Jia-Ju Bai <baijiaju1...@gmail.com>
---
crypto/rsa-pkcs1pad.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/crypto/rsa-pkcs1pad.c b/crypto/rsa-pkcs1pad.c
index 2908f93..9893dbf 100644
--- a/crypto/rsa-pkcs1pad.c
+++ b/crypto/rsa-pkcs1pad.c
@@ -192,7 +192,7 @@ static int pkcs1pad_encrypt_sign_complete(struct
akcipher_request *req, int err)
if (likely(!pad_len))
goto out;
- out_buf = kzalloc(ctx->key_size, GFP_ATOMIC);
+ out_buf = kzalloc(ctx->key_size, GFP_KERNEL);
err = -ENOMEM;
if (!out_buf)
goto out;
--
1.7.9.5
