[PATCH linux-next] can: kvaser_pciefd: remove redundant variable ret

[cgel . zte]

From: Jinpeng Cui <cui.jinpeng2@xxxxxxxxxx>

Return value directly from readl_poll_timeout() instead of
getting value from redundant variable ret.

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: Jinpeng Cui <cui.jinpeng2@xxxxxxxxxx>
---
 drivers/net/can/kvaser_pciefd.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c
index ed54c0b3c7d4..4e9680c8eb34 100644
--- a/drivers/net/can/kvaser_pciefd.c
+++ b/drivers/net/can/kvaser_pciefd.c
@@ -329,12 +329,9 @@ MODULE_DEVICE_TABLE(pci, kvaser_pciefd_id_table);
 static int kvaser_pciefd_spi_wait_loop(struct kvaser_pciefd *pcie, int msk)
 {
 	u32 res;
-	int ret;
-
-	ret = readl_poll_timeout(pcie->reg_base + KVASER_PCIEFD_SPI_STATUS_REG,
-				 res, res & msk, 0, 10);
 
-	return ret;
+	return readl_poll_timeout(pcie->reg_base + KVASER_PCIEFD_SPI_STATUS_REG,
+			res, res & msk, 0, 10);
 }
 
 static int kvaser_pciefd_spi_cmd(struct kvaser_pciefd *pcie, const u8 *tx,
-- 
2.25.1