Thread (2 messages) 2 messages, 2 authors, 2015-08-14

Re: [PATCH] crypto: amcc: Do a NULL check for pointer

From: Herbert Xu <herbert@gondor.apana.org.au>
Date: 2015-08-14 03:08:18

On Fri, Aug 14, 2015 at 12:05:58AM -0300, Fabio Estevam wrote:
quoted hunk ↗ jump to hunk
From: Fabio Estevam <redacted>

Compare pointer-typed values to NULL rather than 0.

The semantic patch that makes this change is available
in scripts/coccinelle/null/badzero.cocci

Signed-off-by: Fabio Estevam <redacted>
---
 drivers/crypto/amcc/crypto4xx_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/crypto/amcc/crypto4xx_core.c b/drivers/crypto/amcc/crypto4xx_core.c
index 3b28e8c..47c4b08 100644
--- a/drivers/crypto/amcc/crypto4xx_core.c
+++ b/drivers/crypto/amcc/crypto4xx_core.c
@@ -1113,7 +1113,7 @@ static irqreturn_t crypto4xx_ce_interrupt_handler(int irq, void *data)
 	struct device *dev = (struct device *)data;
 	struct crypto4xx_core_device *core_dev = dev_get_drvdata(dev);
 
-	if (core_dev->dev->ce_base == 0)
+	if (core_dev->dev->ce_base == NULL)
Please use ! instead.

Thanks,
-- 
Email: Herbert Xu [off-list ref]
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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