crypto: caam - fix memleak in caam_jr module

This patch fixes a memory leak that appears when caam_jr module is unloaded.

Cc: <stable@vger.kernel.org> # 3.13+
Signed-off-by: Cristian Stoica <cristian.stoica@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/caam/jr.c b/drivers/crypto/caam/jr.c
index 1d80bd3..b512a4b 100644 (file)
--- a/drivers/crypto/caam/jr.c
+++ b/drivers/crypto/caam/jr.c
@@ -453,8 +453,8 @@ static int caam_jr_probe(struct platform_device *pdev)
        int error;
 
        jrdev = &pdev->dev;
-       jrpriv = kmalloc(sizeof(struct caam_drv_private_jr),
-                        GFP_KERNEL);
+       jrpriv = devm_kmalloc(jrdev, sizeof(struct caam_drv_private_jr),
+                             GFP_KERNEL);
        if (!jrpriv)
                return -ENOMEM;
 
@@ -487,10 +487,8 @@ static int caam_jr_probe(struct platform_device *pdev)
 
        /* Now do the platform independent part */
        error = caam_jr_init(jrdev); /* now turn on hardware */
-       if (error) {
-               kfree(jrpriv);
+       if (error)
                return error;
-       }
 
        jrpriv->dev = jrdev;
        spin_lock(&driver_data.jr_alloc_lock);