media: cxd2880-spi: Modified how to declare structure

This is the modification of structure declaration for spi_transfer.
Signed-off-by: NYasunari Takiguchi <Yasunari.Takiguchi@sony.com>
Signed-off-by: NMasayuki Yamamoto <Masayuki.Yamamoto@sony.com>
Signed-off-by: NHideki Nozawa <Hideki.Nozawa@sony.com>
Signed-off-by: NKota Yonezawa <Kota.Yonezawa@sony.com>
Signed-off-by: NToshihiko Matsumoto <Toshihiko.Matsumoto@sony.com>
Signed-off-by: NSatoshi Watanabe <Satoshi.C.Watanabe@sony.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/media/spi/cxd2880-spi.c

@@ -60,14 +60,13 @@ DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
 static int cxd2880_write_spi(struct spi_device *spi, u8 *data, u32 size)
 {
 	struct spi_message msg;
-	struct spi_transfer tx;
+	struct spi_transfer tx = {};
 
 	if (!spi || !data) {
 		pr_err("invalid arg\n");
 		return -EINVAL;
 	}
 
-	memset(&tx, 0, sizeof(tx));
 	tx.tx_buf = data;
 	tx.len = size;
 
@@ -120,7 +119,7 @@ static int cxd2880_spi_read_ts(struct spi_device *spi,
 	int ret;
 	u8 data[3];
 	struct spi_message message;
-	struct spi_transfer transfer[2];
+	struct spi_transfer transfer[2] = {};
 
 	if (!spi || !read_data || !packet_num) {
 		pr_err("invalid arg\n");
@@ -136,7 +135,6 @@ static int cxd2880_spi_read_ts(struct spi_device *spi,
 	data[2] = packet_num;
 
 	spi_message_init(&message);
-	memset(transfer, 0, sizeof(transfer));
 
 	transfer[0].len = 3;
 	transfer[0].tx_buf = data;
@@ -373,7 +371,7 @@ static int cxd2880_start_feed(struct dvb_demux_feed *feed)
 			}
 		}
 		if (i == CXD2880_MAX_FILTER_SIZE) {
-			pr_err("PID filter is full. Assumed bug.\n");
+			pr_err("PID filter is full.\n");
 			return -EINVAL;
 		}
 		if (!dvb_spi->all_pid_feed_count)