[media] coda: fix internal framebuffer allocation size

This error was introduced by 5677e3b04d3b3961200aa2bb9cc715e709eafeb9
"[media] coda: update CODA7541 to firmware 1.4.50".

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/platform/coda.c

@@ -1525,10 +1525,10 @@ static int coda_alloc_framebuffers(struct coda_ctx *ctx, struct coda_q_data *q_d
 	for (i = 0; i < ctx->num_internal_frames; i++) {
 		size_t size;
 
-		size = q_data->sizeimage;
+		size = ysize + ysize / 2;
 		if (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 &&
 		    dev->devtype->product != CODA_DX6)
-			ctx->internal_frames[i].size += ysize/4;
+			size += ysize / 4;
 		ret = coda_alloc_context_buf(ctx, &ctx->internal_frames[i], size);
 		if (ret < 0) {
 			coda_free_framebuffers(ctx);