[PATCH 5/6] i2c: imx_lpi2c: Fix error detection

[Andrew Goodbody]

Testing an unisgned ivariable to be <= 0 will only detect the
case when it is 0. So correct this error test to a working version that
will behave as expected.

Signed-off-by: Andrew Goodbody <andrew.goodbody at linaro.org>
---
 drivers/i2c/imx_lpi2c.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/imx_lpi2c.c b/drivers/i2c/imx_lpi2c.c
index 4636da9f3015ec8854c471fe3041fb8560f70041..a309fd6f07ce0dad22ae49bb4414c6e331b29927 100644
--- a/drivers/i2c/imx_lpi2c.c
+++ b/drivers/i2c/imx_lpi2c.c
@@ -304,7 +304,7 @@ static int bus_i2c_set_bus_speed(struct udevice *bus, int speed)
 
 	if (CONFIG_IS_ENABLED(CLK)) {
 		clock_rate = clk_get_rate(&i2c_bus->per_clk);
-		if (clock_rate <= 0) {
+		if (!clock_rate || IS_ERR_VALUE(clock_rate)) {
 			dev_err(bus, "Failed to get i2c clk: %d\n", clock_rate);
 			return clock_rate;
 		}

-- 
2.47.3