crypto: amcc – Do a NULL check for pointer
Author: Fabio Estevam <fabio.estevam@freescale.com>
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
Signed-off-by: Herbert Xu
---
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..192a8fa 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)
return 0;
writel(PPC4XX_INTERRUPT_CLR, |
---
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..192a8fa 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)
return 0;
writel(PPC4XX_INTERRUPT_CLR,