ASoC: sigmadsp: safeload should not have lower byte limit

Fixed range in safeload conditional to allow safeload to up to 20 bytes,
without a lower limit.
Signed-off-by: NDanny Smith <dannys@axis.com>
Acked-by: NLars-Peter Clausen <lars@metafoo.de>
Signed-off-by: NMark Brown <broonie@kernel.org>

sound/soc/codecs/sigmadsp.c

@@ -117,8 +117,7 @@ static int sigmadsp_ctrl_write(struct sigmadsp *sigmadsp,
 	struct sigmadsp_control *ctrl, void *data)
 {
 	/* safeload loads up to 20 bytes in a atomic operation */
-	if (ctrl->num_bytes > 4 && ctrl->num_bytes <= 20 && sigmadsp->ops &&
-	    sigmadsp->ops->safeload)
+	if (ctrl->num_bytes <= 20 && sigmadsp->ops && sigmadsp->ops->safeload)
 		return sigmadsp->ops->safeload(sigmadsp, ctrl->addr, data,
 			ctrl->num_bytes);
 	else