[PATCH 1/3] [media] cxd2880-spi: Modified how to declare structure
From: Yasunari.Takiguchi
Date: Thu Apr 26 2018 - 02:35:09 EST
From: Yasunari Takiguchi <Yasunari.Takiguchi@xxxxxxxx>
This is the modification of structure declaration for spi_transfer.
Signed-off-by: Yasunari Takiguchi <Yasunari.Takiguchi@xxxxxxxx>
Signed-off-by: Masayuki Yamamoto <Masayuki.Yamamoto@xxxxxxxx>
Signed-off-by: Hideki Nozawa <Hideki.Nozawa@xxxxxxxx>
Signed-off-by: Kota Yonezawa <Kota.Yonezawa@xxxxxxxx>
Signed-off-by: Toshihiko Matsumoto <Toshihiko.Matsumoto@xxxxxxxx>
Signed-off-by: Satoshi Watanabe <Satoshi.C.Watanabe@xxxxxxxx>
---
[Change list]
drivers/media/spi/cxd2880-spi.c
-modified how to declare spi_transfer structure
drivers/media/spi/cxd2880-spi.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/media/spi/cxd2880-spi.c b/drivers/media/spi/cxd2880-spi.c
index 4df3bd312f48..754940f7e964 100644
--- a/drivers/media/spi/cxd2880-spi.c
+++ b/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;
@@ -130,7 +129,7 @@ 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");
@@ -146,7 +145,6 @@ 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;
@@ -383,7 +381,7 @@ 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)
--
2.15.1