From: Victoria Milhoan <vicki.milhoan@freescale.com>
Date: Mon, 15 Jun 2015 23:52:58 +0000 (-0700)
Subject: crypto: caam - Provide correct value to iounmap() in controller driver
X-Git-Tag: firefly_0821_release~176^2~1617^2~52
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f4ec6aa5b018e0ec7edea916644686d572bc595c;p=firefly-linux-kernel-4.4.55.git

crypto: caam - Provide correct value to iounmap() in controller driver

Fix a "Trying to vfree() nonexistent vm area" error when unloading the CAAM
controller module by providing the correct pointer value to iounmap().

Signed-off-by: Victoria Milhoan <vicki.milhoan@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 efba4ccd4fac..efacab7539ef 100644
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -301,7 +301,7 @@ static int caam_remove(struct platform_device *pdev)
 #endif
 
 	/* Unmap controller region */
-	iounmap(&ctrl);
+	iounmap(ctrl);
 
 	return ret;
 }
@@ -496,7 +496,7 @@ static int caam_probe(struct platform_device *pdev)
 					sizeof(struct platform_device *) * rspec,
 					GFP_KERNEL);
 	if (ctrlpriv->jrpdev == NULL) {
-		iounmap(&ctrl);
+		iounmap(ctrl);
 		return -ENOMEM;
 	}