[PATCH v2 06/14] spi: spi-meson-spicc: Remove set but never used variable 'data' from meson_spicc_reset_fifo()

From: Lee Jones
Date: Fri Jul 17 2020 - 09:55:28 EST


Looks like it hasn't ever been checked.

Fixes the following W=1 kernel build warning(s):

drivers/spi/spi-meson-spicc.c: In function âmeson_spicc_reset_fifoâ:
drivers/spi/spi-meson-spicc.c:365:6: warning: variable âdataâ set but not used [-Wunused-but-set-variable]
365 | u32 data;
| ^~~~

Cc: Kevin Hilman <khilman@xxxxxxxxxxxx>
Cc: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
Cc: linux-amlogic@xxxxxxxxxxxxxxxxxxx
Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
drivers/spi/spi-meson-spicc.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/spi/spi-meson-spicc.c b/drivers/spi/spi-meson-spicc.c
index 77f7d0e0e46ad..ecba6b4a5d85d 100644
--- a/drivers/spi/spi-meson-spicc.c
+++ b/drivers/spi/spi-meson-spicc.c
@@ -362,8 +362,6 @@ static void meson_spicc_setup_xfer(struct meson_spicc_device *spicc,

static void meson_spicc_reset_fifo(struct meson_spicc_device *spicc)
{
- u32 data;
-
if (spicc->data->has_oen)
writel_bits_relaxed(SPICC_ENH_MAIN_CLK_AO,
SPICC_ENH_MAIN_CLK_AO,
@@ -373,7 +371,7 @@ static void meson_spicc_reset_fifo(struct meson_spicc_device *spicc)
spicc->base + SPICC_TESTREG);

while (meson_spicc_rxready(spicc))
- data = readl_relaxed(spicc->base + SPICC_RXDATA);
+ readl_relaxed(spicc->base + SPICC_RXDATA);

if (spicc->data->has_oen)
writel_bits_relaxed(SPICC_ENH_MAIN_CLK_AO, 0,
--
2.25.1