remoteproc: mediatek: Check the SCP image format

Do a sanity check on the SCP image before loading it to avoid
driver crashes.
Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230210031354.1335-1-tinghan.shen@mediatek.comSigned-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>

drivers/remoteproc/mtk_scp.c

@@ -649,6 +649,7 @@ static const struct rproc_ops scp_ops = {
 	.load		= scp_load,
 	.da_to_va	= scp_da_to_va,
 	.parse_fw	= scp_parse_fw,
+	.sanity_check	= rproc_elf_sanity_check,
 };
 
 /**