media: ccs: Fix return value from probe

rval wasn't set, resulting in probe returning zero instead of an error.

Fixes: de10c1619c48 ("[media] smiapp: Get clock rate if it's not available through DT")
Reported-by: Zhang Changzhong <zhangchangzhong@huawei.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c
index 7a461c0..5f69e4c 100644 (file)
--- a/drivers/media/i2c/ccs/ccs-core.c
+++ b/drivers/media/i2c/ccs/ccs-core.c
@@ -3030,7 +3030,7 @@ static int ccs_probe(struct i2c_client *client)
                                dev_err(&client->dev,
                                        "can't set clock freq, asked for %u but got %lu\n",
                                        sensor->hwcfg.ext_clk, rate);
-                               return rval;
+                               return -EINVAL;
                        }
                } else {
                        sensor->hwcfg.ext_clk = clk_get_rate(sensor->ext_clk);