diff options
| author | Lv Ruyi <lv.ruyi@zte.com.cn> | 2022-04-25 09:18:31 +0000 |
|---|---|---|
| committer | Dmitry Baryshkov <dmitry.baryshkov@linaro.org> | 2022-05-02 02:39:34 +0300 |
| commit | 03371e4fbdeb7f596cbceacb59e474248b6d95ac (patch) | |
| tree | 49df6dd21f764a8a5512b2d3a1c8205fe4042911 /drivers/gpu/drm/msm/hdmi/hdmi.c | |
| parent | a36e506711548df923ceb7ec9f6001375be799a5 (diff) | |
| download | linux-03371e4fbdeb7f596cbceacb59e474248b6d95ac.tar.bz2 | |
drm/msm/hdmi: fix error check return value of irq_of_parse_and_map()
The irq_of_parse_and_map() function returns 0 on failure, and does not
return a negative value anyhow, so never enter this conditional branch.
Fixes: f6a8eaca0ea1 ("drm/msm/mdp5: use irqdomains")
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Patchwork: https://patchwork.freedesktop.org/patch/483294/
Link: https://lore.kernel.org/r/20220425091831.3500487-1-lv.ruyi@zte.com.cn
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Diffstat (limited to 'drivers/gpu/drm/msm/hdmi/hdmi.c')
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c index 05c5567a19da..cf24e68864ba 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi.c @@ -302,9 +302,9 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi, drm_connector_attach_encoder(hdmi->connector, hdmi->encoder); hdmi->irq = irq_of_parse_and_map(pdev->dev.of_node, 0); - if (hdmi->irq < 0) { - ret = hdmi->irq; - DRM_DEV_ERROR(dev->dev, "failed to get irq: %d\n", ret); + if (!hdmi->irq) { + ret = -EINVAL; + DRM_DEV_ERROR(dev->dev, "failed to get irq\n"); goto fail; } |