Messages in this thread Patch in this message | | | From | Chunyan Zhang <> | Subject | [PATCH] serial: sprd: check for NULL after calling devm_clk_get | Date | Thu, 11 Jun 2015 10:39:46 +0800 |
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From: Fernando Guzman Lugo <fernando.guzman.lugo@intel.com>
In platforms which does not use CLK framework (HAVE_CLK not set), the clk_* functions return NULL instead of an error. This patch handles that scenario.
Signed-off-by: Fernando Guzman Lugo <fernando.guzman.lugo@intel.com> Signed-off-by: Chunyan Zhang <chunyan.zhang@spreadtrum.com> --- drivers/tty/serial/sprd_serial.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/tty/serial/sprd_serial.c b/drivers/tty/serial/sprd_serial.c index 582d272..3866516 100644 --- a/drivers/tty/serial/sprd_serial.c +++ b/drivers/tty/serial/sprd_serial.c @@ -716,7 +716,7 @@ static int sprd_probe(struct platform_device *pdev) up->flags = UPF_BOOT_AUTOCONF; clk = devm_clk_get(&pdev->dev, NULL); - if (!IS_ERR(clk)) + if (!IS_ERR_OR_NULL(clk)) up->uartclk = clk_get_rate(clk); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -- 1.9.1
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