| Message ID | 7ea28322f0295201ecd93253600b613fdc588d17.1605512876.git.lukas@wunner.de (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | a4729c3506c3eb1a6ca5c0289f4e7cafa4115065 |
| Headers | show |
| Series | [for-5.10] spi: rb4xx: Don't leak SPI master in probe error path | expand |
diff --git a/drivers/spi/spi-rb4xx.c b/drivers/spi/spi-rb4xx.c index 8aa51beb4ff3..9f97d18a05c1 100644 --- a/drivers/spi/spi-rb4xx.c +++ b/drivers/spi/spi-rb4xx.c @@ -143,7 +143,7 @@ static int rb4xx_spi_probe(struct platform_device *pdev) if (IS_ERR(spi_base)) return PTR_ERR(spi_base); - master = spi_alloc_master(&pdev->dev, sizeof(*rbspi)); + master = devm_spi_alloc_master(&pdev->dev, sizeof(*rbspi)); if (!master) return -ENOMEM;
If the calls to devm_clk_get(), devm_spi_register_master() or clk_prepare_enable() fail on probe of the Mikrotik RB4xx SPI driver, the spi_master struct is erroneously not freed. Fix by switching over to the new devm_spi_alloc_master() helper. Fixes: 05aec357871f ("spi: Add SPI driver for Mikrotik RB4xx series boards") Signed-off-by: Lukas Wunner <lukas@wunner.de> Cc: <stable@vger.kernel.org> # v4.2+: 5e844cc37a5c: spi: Introduce device-managed SPI controller allocation Cc: <stable@vger.kernel.org> # v4.2+ Cc: Bert Vermeulen <bert@biot.com> --- drivers/spi/spi-rb4xx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)