crypto: caam - Remove unneeded 'ret' variable
Variable 'ret' is only used for returning the value 0.
We can make it simpler and just return 0 instead.
The semantic patch that makes this change is available
in scripts/coccinelle/misc/returnvar.cocci.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
index 37c2d8d..4f174ee 100644
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -298,7 +298,7 @@
struct device *ctrldev;
struct caam_drv_private *ctrlpriv;
struct caam_ctrl __iomem *ctrl;
- int ring, ret = 0;
+ int ring;
ctrldev = &pdev->dev;
ctrlpriv = dev_get_drvdata(ctrldev);
@@ -328,7 +328,7 @@
clk_disable_unprepare(ctrlpriv->caam_aclk);
clk_disable_unprepare(ctrlpriv->caam_emi_slow);
- return ret;
+ return 0;
}
/*