From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
In case of error, function of_clk_get() returns ERR_PTR()
and never returns NULL. The NULL test in the return value
check should be replaced with IS_ERR().
Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
drivers/tty/serial/vt8500_serial.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/tty/serial/vt8500_serial.c b/drivers/tty/serial/vt8500_serial.c
index 205d4cf..f528cc2 100644
--- a/drivers/tty/serial/vt8500_serial.c
+++ b/drivers/tty/serial/vt8500_serial.c
@@ -604,7 +604,7 @@ static int __devinit vt8500_serial_probe(struct platform_device *pdev)
vt8500_port->uart.flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF;
vt8500_port->clk = of_clk_get(pdev->dev.of_node, 0);
- if (vt8500_port->clk) {
+ if (!IS_ERR(vt8500_port->clk)) {
vt8500_port->uart.uartclk = clk_get_rate(vt8500_port->clk);
} else {
/* use the default of 24Mhz if not specified and warn */
--
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