diff options
| author | Dan Carpenter <dan.carpenter@linaro.org> | 2023-09-15 15:59:40 +0300 |
|---|---|---|
| committer | Abhinav Kumar <quic_abhinavk@quicinc.com> | 2023-09-21 02:25:43 +0300 |
| commit | 6a1d4c7976dd1ee7c9f80bc8e62801ec7b1f2f58 (patch) | |
| tree | 5664b12fed53f24e9c998147cddfbcb528b087b9 /drivers/gpu/drm/msm | |
| parent | ab483e3adcc178254eb1ce0fbdfbea65f86f1006 (diff) | |
| download | linux-6a1d4c7976dd1ee7c9f80bc8e62801ec7b1f2f58.tar.xz | |
drm/msm/dsi: fix irq_of_parse_and_map() error checking
The irq_of_parse_and_map() function returns zero on error. It
never returns negative error codes. Fix the check.
Fixes: a689554ba6ed ("drm/msm: Initial add DSI connector support")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Patchwork: https://patchwork.freedesktop.org/patch/557715/
Link: https://lore.kernel.org/r/4f3c5c98-04f7-43f7-900f-5d7482c83eef@moroto.mountain
Signed-off-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Diffstat (limited to 'drivers/gpu/drm/msm')
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi_host.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 4da450742302..3d6fb708dc22 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -1906,10 +1906,9 @@ int msm_dsi_host_init(struct msm_dsi *msm_dsi) } msm_host->irq = irq_of_parse_and_map(pdev->dev.of_node, 0); - if (msm_host->irq < 0) { - ret = msm_host->irq; - dev_err(&pdev->dev, "failed to get irq: %d\n", ret); - return ret; + if (!msm_host->irq) { + dev_err(&pdev->dev, "failed to get irq\n"); + return -EINVAL; } /* do not autoenable, will be enabled later */ |