crypto: ixp4xx - convert GFP_KERNEL to GFP_ATOMIC

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 <julia.lawall@lip6.fr>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/ixp4xx_crypto.c b/drivers/crypto/ixp4xx_crypto.c
index a82c11a..0053d7e 100644 (file)
--- 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));