crypto: caam - Unmap region obtained by of_iomap

Free memory mapping, if probe is not successful.

Signed-off-by: Arvind Yadav <[e-mail]>
Signed-off-by: Herbert Xu <[e-mail]>

drivers/crypto/caam/jr.c

···
 	error = caam_jr_init(jrdev); /* now turn on hardware */
 	if (error) {
 		irq_dispose_mapping(jrpriv->irq);
+		iounmap(ctrl);
 		return error;
 	}