[v2,2/2] spi: npcm: Remove set but not used variable 'val'
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Message ID 1570581437-104549-3-git-send-email-zhengbin13@huawei.com
State Accepted
Headers show
Series
  • spi: Remove two set but not used variables
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Commit Message

zhengbin (A) Oct. 9, 2019, 12:37 a.m. UTC
Fixes gcc '-Wunused-but-set-variable' warning:

drivers/spi/spi-npcm-pspi.c: In function npcm_pspi_handler:
drivers/spi/spi-npcm-pspi.c:296:6: warning: variable val set but not used [-Wunused-but-set-variable]

It is not used since commit 2a22f1b30cee ("spi:
npcm: add NPCM PSPI controller driver")

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: zhengbin <zhengbin13@huawei.com>
---
 drivers/spi/spi-npcm-pspi.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--
2.7.4

Patch
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diff --git a/drivers/spi/spi-npcm-pspi.c b/drivers/spi/spi-npcm-pspi.c
index b191d57..fe62473 100644
--- a/drivers/spi/spi-npcm-pspi.c
+++ b/drivers/spi/spi-npcm-pspi.c
@@ -293,7 +293,6 @@  static void npcm_pspi_reset_hw(struct npcm_pspi *priv)
 static irqreturn_t npcm_pspi_handler(int irq, void *dev_id)
 {
 	struct npcm_pspi *priv = dev_id;
-	u16 val;
 	u8 stat;

 	stat = ioread8(priv->base + NPCM_PSPI_STAT);
@@ -303,7 +302,7 @@  static irqreturn_t npcm_pspi_handler(int irq, void *dev_id)

 	if (priv->tx_buf) {
 		if (stat & NPCM_PSPI_STAT_RBF) {
-			val = ioread8(NPCM_PSPI_DATA + priv->base);
+			ioread8(NPCM_PSPI_DATA + priv->base);
 			if (priv->tx_bytes == 0) {
 				npcm_pspi_disable(priv);
 				complete(&priv->xfer_done);