[PATCH v1.1 3/5] smiapp: Return -EPROBE_DEFER if the clock cannot be obtained

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The clock may be provided by a driver which is yet to probe. Print the
actual error code as well.

Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
---
since v1:
- Add printing of the original error code

 drivers/media/i2c/smiapp/smiapp-core.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c
index 92a6859..103e335 100644
--- a/drivers/media/i2c/smiapp/smiapp-core.c
+++ b/drivers/media/i2c/smiapp/smiapp-core.c
@@ -2557,8 +2557,9 @@ static int smiapp_init(struct smiapp_sensor *sensor)
 	if (!sensor->hwcfg->set_xclk) {
 		sensor->ext_clk = devm_clk_get(&client->dev, NULL);
 		if (IS_ERR(sensor->ext_clk)) {
-			dev_err(&client->dev, "could not get clock\n");
-			return PTR_ERR(sensor->ext_clk);
+			dev_err(&client->dev, "could not get clock (%ld)\n",
+				PTR_ERR(sensor->ext_clk));
+			return -EPROBE_DEFER;
 		}
 
 		rval = clk_set_rate(sensor->ext_clk,
-- 
2.7.4

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