From mboxrd@z Thu Jan 1 00:00:00 1970 From: jekhor@gmail.com (Yauhen Kharuzhy) Date: Sat, 16 Jan 2010 23:28:30 +0200 Subject: [PATCH] IMX serial: Check platform data pointer before use Message-ID: <1263677310-14244-1-git-send-email-jekhor@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org pdev->dev.platform_data can be NULL in driver probe function. This is should be checked before any use of imxuart_platform_data structure. Signed-off-by: Yauhen Kharuzhy --- drivers/serial/imx.c | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c index 18130f1..8c0dd13 100644 --- a/drivers/serial/imx.c +++ b/drivers/serial/imx.c @@ -1279,7 +1279,7 @@ static int serial_imx_probe(struct platform_device *pdev) sport->use_irda = 1; #endif - if (pdata->init) { + if (pdata && pdata->init) { ret = pdata->init(pdev); if (ret) goto clkput; @@ -1292,7 +1292,7 @@ static int serial_imx_probe(struct platform_device *pdev) return 0; deinit: - if (pdata->exit) + if (pdata && pdata->exit) pdata->exit(pdev); clkput: clk_put(sport->clk); @@ -1321,7 +1321,7 @@ static int serial_imx_remove(struct platform_device *pdev) clk_disable(sport->clk); - if (pdata->exit) + if (pdata && pdata->exit) pdata->exit(pdev); iounmap(sport->port.membase); -- 1.6.5.7