[PATCH v3 2/5] net: macb: check clk_set_rate return value to be negative
Claudiu Beznea
claudiu.beznea at microchip.com
Tue Jan 19 12:26:45 CET 2021
clk_set_rate() returns the set rate in case of success and a
negative number in case of failure. Consider failure only the
negative numbers.
Fixes: 3ef64444de157 ("dm: net: macb: Implement link speed change callback")
Signed-off-by: Claudiu Beznea <claudiu.beznea at microchip.com>
---
drivers/net/macb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 097d57871093..80ed58d4b908 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -631,7 +631,7 @@ int __weak macb_linkspd_cb(struct udevice *dev, unsigned int speed)
if (tx_clk.dev) {
ret = clk_set_rate(&tx_clk, rate);
- if (ret)
+ if (ret < 0)
return ret;
}
#endif
--
2.7.4
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