[PATCH 2/2] [media] ov7670: Check the return value from clk_prepare_enable()

[Fabio Estevam]

From: Fabio Estevam <fabio.este...@nxp.com>

clk_prepare_enable() may fail, so we should better check its return value
and propagate it in the case of error.

Signed-off-by: Fabio Estevam <fabio.este...@nxp.com>
---
 drivers/media/i2c/ov7670.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c
index 552a881..e88549f 100644
--- a/drivers/media/i2c/ov7670.c
+++ b/drivers/media/i2c/ov7670.c
@@ -1615,7 +1615,9 @@ static int ov7670_probe(struct i2c_client *client,
        info->clk = devm_clk_get(&client->dev, "xclk");
        if (IS_ERR(info->clk))
                return PTR_ERR(info->clk);
-       clk_prepare_enable(info->clk);
+       ret = clk_prepare_enable(info->clk);
+       if (ret)
+               return ret;
 
        ret = ov7670_init_gpio(client, info);
        if (ret)
-- 
2.7.4