| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.10 57/67] can: hi311x: fix a signedness bug in hi3110_cmd() | Date | Mon, 2 Aug 2021 15:45:20 +0200 |
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From: Dan Carpenter <dan.carpenter@oracle.com>
[ Upstream commit f6b3c7848e66e9046c8a79a5b88fd03461cc252b ]
The hi3110_cmd() is supposed to return zero on success and negative error codes on failure, but it was accidentally declared as a u8 when it needs to be an int type.
Fixes: 57e83fb9b746 ("can: hi311x: Add Holt HI-311x CAN driver") Link: https://lore.kernel.org/r/20210729141246.GA1267@kili Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/can/spi/hi311x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c index 73d48c3b8ded..7d2315c8cacb 100644 --- a/drivers/net/can/spi/hi311x.c +++ b/drivers/net/can/spi/hi311x.c @@ -218,7 +218,7 @@ static int hi3110_spi_trans(struct spi_device *spi, int len) return ret; } -static u8 hi3110_cmd(struct spi_device *spi, u8 command) +static int hi3110_cmd(struct spi_device *spi, u8 command) { struct hi3110_priv *priv = spi_get_drvdata(spi); -- 2.30.2
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