[PATCH] crypto: amcc: Do a NULL check for pointer
From: Fabio Estevam <festevam@gmail.com>
Date: 2015-08-14 03:06:20
Subsystem:
crypto api, the rest · Maintainers:
Herbert Xu, "David S. Miller", Linus Torvalds
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) return 0; writel(PPC4XX_INTERRUPT_CLR,
--
1.9.1