Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit ff0daa1c authored by Fernando Guzman Lugo's avatar Fernando Guzman Lugo Committed by Greg Kroah-Hartman
Browse files

serial: sprd: check for NULL after calling devm_clk_get 



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: default avatarFernando Guzman Lugo <fernando.guzman.lugo@intel.com>
Signed-off-by: default avatarChunyan Zhang <chunyan.zhang@spreadtrum.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 899f0c1c

drivers/tty/serial/sprd_serial.c

+1 −1
Original line number Diff line number Diff line
@@ -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);