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authorFabio Estevam <fabio.estevam@freescale.com>2015-08-12 19:39:38 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2015-08-13 09:13:29 +0200
commite558017b558d2a477b68961b0da792d4346a01b4 (patch)
treed6ce7be21d017d6eff2d0516ccec90b2bb7fba1f /drivers/crypto/caam/ctrl.c
parentcrypto: caam - Fix error handling in caam_rng_init() (diff)
downloadlinux-e558017b558d2a477b68961b0da792d4346a01b4.tar.xz
linux-e558017b558d2a477b68961b0da792d4346a01b4.zip
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>
Diffstat (limited to 'drivers/crypto/caam/ctrl.c')
-rw-r--r--drivers/crypto/caam/ctrl.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
index 37c2d8d965a6..4f174ee8a347 100644
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -298,7 +298,7 @@ static int caam_remove(struct platform_device *pdev)
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 @@ static int caam_remove(struct platform_device *pdev)
clk_disable_unprepare(ctrlpriv->caam_aclk);
clk_disable_unprepare(ctrlpriv->caam_emi_slow);
- return ret;
+ return 0;
}
/*