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Subject[PATCH -next v2] staging: kpc2000: Remove set b ut not used variable ‘status’
Date
Fixes gcc '-Wunused-but-set-variable' warning:

drivers/staging/kpc2000/kpc_spi/spi_driver.c: In function
‘kp_spi_transfer_one_message’:
drivers/staging/kpc2000/kpc_spi/spi_driver.c:282:9: warning: variable
‘status’ set but not used [-Wunused-but-set-variable]
int status = 0;
^~~~~~
The variable 'status' is not used any more, remve it.

Signed-off-by: Mao Wenan <maowenan@huawei.com>
---
v2: change the subject of the patch.
---
drivers/staging/kpc2000/kpc_spi/spi_driver.c | 3 ---
1 file changed, 3 deletions(-)

diff --git a/drivers/staging/kpc2000/kpc_spi/spi_driver.c b/drivers/staging/kpc2000/kpc_spi/spi_driver.c
index 86df16547a92..16f9518f8d63 100644
--- a/drivers/staging/kpc2000/kpc_spi/spi_driver.c
+++ b/drivers/staging/kpc2000/kpc_spi/spi_driver.c
@@ -279,7 +279,6 @@ kp_spi_transfer_one_message(struct spi_master *master, struct spi_message *m)
struct kp_spi *kpspi;
struct spi_transfer *transfer;
union kp_spi_config sc;
- int status = 0;

spidev = m->spi;
kpspi = spi_master_get_devdata(master);
@@ -332,7 +331,6 @@ kp_spi_transfer_one_message(struct spi_master *master, struct spi_message *m)
/* do the transfers for this message */
list_for_each_entry(transfer, &m->transfers, transfer_list) {
if (transfer->tx_buf == NULL && transfer->rx_buf == NULL && transfer->len) {
- status = -EINVAL;
break;
}

@@ -370,7 +368,6 @@ kp_spi_transfer_one_message(struct spi_master *master, struct spi_message *m)
m->actual_length += count;

if (count != transfer->len) {
- status = -EIO;
break;
}
}
--
2.20.1
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