diff mbox series

[v4,16/17] media: qcom: camss: Propagate vfe_reset error up the callstack

Message ID 20230907164410.36651-17-bryan.odonoghue@linaro.org
State Superseded
Headers show
Series media: qcom: camss: Add parameter passing to remove several outstanding bugs | expand

Commit Message

Bryan O'Donoghue Sept. 7, 2023, 4:44 p.m. UTC
A previous patch I had removed the returns from vfe_disable() since we
didn't trap any meaningful errors. Konrad pointed out vfe_reset() could
return an error, which is true.

Trap the vfe_reset() error code and throw it up the callstack.

Suggested-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
---
 drivers/media/platform/qcom/camss/camss-vfe.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

Comments

Konrad Dybcio Sept. 8, 2023, 10:03 a.m. UTC | #1
On 7.09.2023 18:44, Bryan O'Donoghue wrote:
> A previous patch I had removed the returns from vfe_disable() since we
> didn't trap any meaningful errors. Konrad pointed out vfe_reset() could
> return an error, which is true.
> 
> Trap the vfe_reset() error code and throw it up the callstack.
> 
> Suggested-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
> ---
Acked-by: Konrad Dybcio <konrad.dybcio@linaro.org>

Konrad
diff mbox series

Patch

diff --git a/drivers/media/platform/qcom/camss/camss-vfe.c b/drivers/media/platform/qcom/camss/camss-vfe.c
index 26817f9ca4f1a..256c0d8b8949d 100644
--- a/drivers/media/platform/qcom/camss/camss-vfe.c
+++ b/drivers/media/platform/qcom/camss/camss-vfe.c
@@ -438,8 +438,11 @@  static int vfe_disable_output(struct vfe_line *line)
 int vfe_disable(struct vfe_line *line)
 {
 	struct vfe_device *vfe = to_vfe(line);
+	int ret;
 
-	vfe_disable_output(line);
+	ret = vfe_disable_output(line);
+	if (ret)
+		goto error;
 
 	vfe_put_output(line);
 
@@ -449,7 +452,8 @@  int vfe_disable(struct vfe_line *line)
 
 	mutex_unlock(&vfe->stream_lock);
 
-	return 0;
+error:
+	return ret;
 }
 
 /**