Add check for the return value of clk_enable() in order to catch the
potential exception.
Signed-off-by: Jiasheng Jiang <jiashengjiangcool@xxxxxxxxx>
---
Changelog:
v1 -> v2:
1. Remove the Fixes tag.
2. Use dev_err_probe to simplify error handling.
---
drivers/i2c/busses/i2c-lpc2k.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c-lpc2k.c b/drivers/i2c/busses/i2c-lpc2k.c
index 9fb33cbf7419..0fe7d4421a31 100644
--- a/drivers/i2c/busses/i2c-lpc2k.c
+++ b/drivers/i2c/busses/i2c-lpc2k.c
@@ -442,8 +442,12 @@ static int i2c_lpc2k_suspend(struct device *dev)
static int i2c_lpc2k_resume(struct device *dev)
{
struct lpc2k_i2c *i2c = dev_get_drvdata(dev);
+ int ret;
+
+ ret = clk_enable(i2c->clk);
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to enable clock: %d\n", ret);
- clk_enable(i2c->clk);
i2c_lpc2k_reset(i2c);
return 0;
--
2.25.1
