diff options
Diffstat (limited to 'drivers/serial/serial_stm32.c')
| -rw-r--r-- | drivers/serial/serial_stm32.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/serial/serial_stm32.c b/drivers/serial/serial_stm32.c index cca8b707ac..3ab536a52a 100644 --- a/drivers/serial/serial_stm32.c +++ b/drivers/serial/serial_stm32.c @@ -195,9 +195,9 @@ static int stm32_serial_probe(struct udevice *dev) } plat->clock_rate = clk_get_rate(&clk); - if (plat->clock_rate < 0) { + if (!plat->clock_rate) { clk_disable(&clk); - return plat->clock_rate; + return -EINVAL; }; _stm32_serial_init(plat->base, plat->uart_info); |