hwrng: stm32 - use semicolons rather than commas to separate statements

Replace commas with semicolons.  What is done is essentially described by
the following Coccinelle semantic patch (http://coccinelle.lip6.fr/):

// <smpl>
@@ expression e1,e2; @@
e1
-,
+;
e2
... when any
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/char/hw_random/stm32-rng.c

@@ -145,12 +145,12 @@ static int stm32_rng_probe(struct platform_device *ofdev)
 
 	dev_set_drvdata(dev, priv);
 
-	priv->rng.name = dev_driver_string(dev),
+	priv->rng.name = dev_driver_string(dev);
 #ifndef CONFIG_PM
-	priv->rng.init = stm32_rng_init,
-	priv->rng.cleanup = stm32_rng_cleanup,
+	priv->rng.init = stm32_rng_init;
+	priv->rng.cleanup = stm32_rng_cleanup;
 #endif
-	priv->rng.read = stm32_rng_read,
+	priv->rng.read = stm32_rng_read;
 	priv->rng.priv = (unsigned long) dev;
 	priv->rng.quality = 900;