Jan 09 2012

crypto: ixp4xx – convert GFP_KERNEL to GFP_ATOMIC 

Author: Julia Lawall <julia.lawall@lip6.fr>

The function is called with locks held and thus should not use GFP_KERNEL.

The semantic patch that makes this report is available
in scripts/coccinelle/locks/call_kern.cocci.

More information about semantic patching is available at
http://coccinelle.lip6.fr/

Signed-off-by: Julia Lawall 
Signed-off-by: Herbert Xu 

---
 drivers/crypto/ixp4xx_crypto.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 
diff --git a/drivers/crypto/ixp4xx_crypto.c b/drivers/crypto/ixp4xx_crypto.c
index a82c11a..0053d7e 100644
--- a/drivers/crypto/ixp4xx_crypto.c
+++ b/drivers/crypto/ixp4xx_crypto.c
@@ -265,7 +265,7 @@ static int setup_crypt_desc(void)
 	BUILD_BUG_ON(sizeof(struct crypt_ctl) != 64);
 	crypt_virt = dma_alloc_coherent(dev,
 			NPE_QLEN * sizeof(struct crypt_ctl),
-			&crypt_phys, GFP_KERNEL);
+			&crypt_phys, GFP_ATOMIC);
 	if (!crypt_virt)
 		return -ENOMEM;
 	memset(crypt_virt, 0, NPE_QLEN * sizeof(struct crypt_ctl));

qlambert