Re: [PATCH] spi: tegra210-quad: Fix duplicate resource error

From: Jon Hunter
Date: Thu Nov 17 2022 - 03:08:37 EST



On 17/11/2022 07:03, Krishna Yarlagadda wrote:
controller data alloc is done with client device data causing duplicate
resource error. Allocate memory using controller device when using devm

Fixes: f89d2cc3967a ("spi: tegra210-quad: use devm call for cdata memory")

Signed-off-by: Krishna Yarlagadda <kyarlagadda@xxxxxxxxxx>
---
drivers/spi/spi-tegra210-quad.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/spi/spi-tegra210-quad.c b/drivers/spi/spi-tegra210-quad.c
index 10f0c5a6e0dc..9f356612ba7e 100644
--- a/drivers/spi/spi-tegra210-quad.c
+++ b/drivers/spi/spi-tegra210-quad.c
@@ -924,8 +924,9 @@ static int tegra_qspi_start_transfer_one(struct spi_device *spi,
static struct tegra_qspi_client_data *tegra_qspi_parse_cdata_dt(struct spi_device *spi)
{
struct tegra_qspi_client_data *cdata;
+ struct tegra_qspi *tqspi = spi_master_get_devdata(spi->master);
- cdata = devm_kzalloc(&spi->dev, sizeof(*cdata), GFP_KERNEL);
+ cdata = devm_kzalloc(tqspi->dev, sizeof(*cdata), GFP_KERNEL);
if (!cdata)
return NULL;

Reviewed-by: Jon Hunter <jonathanh@xxxxxxxxxx>
Tested-by: Jon Hunter <jonathanh@xxxxxxxxxx>

Thanks
Jon

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nvpublic