[PATCH] spi: rockchip-sfc: Fix error in remove progress

From: Jon Lin
Date: Wed Dec 18 2024 - 15:24:06 EST


Fix error in remove progress:
[ 43.026148] Call trace:
[ 43.026370] klist_next+0x1c/0x1d4
[ 43.026671] device_for_each_child+0x48/0xac
[ 43.027049] spi_unregister_controller+0x30/0x130
[ 43.027469] rockchip_sfc_remove+0x48/0x80 [spi_rockchip_sfc]

Signed-off-by: Jon Lin <jon.lin@xxxxxxxxxxxxxx>
---

drivers/spi/spi-rockchip-sfc.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/spi/spi-rockchip-sfc.c b/drivers/spi/spi-rockchip-sfc.c
index 9146b56713b6..ca4f20283d23 100644
--- a/drivers/spi/spi-rockchip-sfc.c
+++ b/drivers/spi/spi-rockchip-sfc.c
@@ -184,6 +184,7 @@ struct rockchip_sfc {
bool use_dma;
u32 max_iosize;
u16 version;
+ struct spi_controller *host;
};

static int rockchip_sfc_reset(struct rockchip_sfc *sfc)
@@ -603,6 +604,7 @@ static int rockchip_sfc_probe(struct platform_device *pdev)

sfc = spi_controller_get_devdata(host);
sfc->dev = dev;
+ sfc->host = host;

sfc->regbase = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(sfc->regbase))
@@ -708,8 +710,8 @@ static int rockchip_sfc_probe(struct platform_device *pdev)

static void rockchip_sfc_remove(struct platform_device *pdev)
{
- struct spi_controller *host = platform_get_drvdata(pdev);
struct rockchip_sfc *sfc = platform_get_drvdata(pdev);
+ struct spi_controller *host = sfc->host;

spi_unregister_controller(host);

--
2.34.1