diff options
| author | Robert Foss <robert.foss@linaro.org> | 2021-08-05 20:50:39 +0200 |
|---|---|---|
| committer | Robert Foss <robert.foss@linaro.org> | 2021-08-06 10:48:25 +0200 |
| commit | bd03d440e2589b9c328f40ce60203adf2b19d2e2 (patch) | |
| tree | 6199b48b3070550d7c9e648033b4404aa23500d7 /drivers/gpu/drm/bridge/ite-it66121.c | |
| parent | 0c044f7d96d3e220d4a683827be3dada5e308e8e (diff) | |
drm: bridge: it66121: Check drm_bridge_attach retval
The return value of drm_bridge_attach() is ignored during
the it66121_bridge_attach() call, which is incorrect.
Fixes: 988156dc2fc9 ("drm: bridge: add it66121 driver")
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210805185039.402178-1-robert.foss@linaro.org
Link: https://patchwork.freedesktop.org/patch/msgid/20210805185039.402178-1-robert.foss@linaro.org
Diffstat (limited to 'drivers/gpu/drm/bridge/ite-it66121.c')
| -rw-r--r-- | drivers/gpu/drm/bridge/ite-it66121.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/ite-it66121.c b/drivers/gpu/drm/bridge/ite-it66121.c index 7149ed40af83..2f2a09adb4bc 100644 --- a/drivers/gpu/drm/bridge/ite-it66121.c +++ b/drivers/gpu/drm/bridge/ite-it66121.c @@ -536,6 +536,8 @@ static int it66121_bridge_attach(struct drm_bridge *bridge, return -EINVAL; ret = drm_bridge_attach(bridge->encoder, ctx->next_bridge, bridge, flags); + if (ret) + return ret; ret = regmap_write_bits(ctx->regmap, IT66121_CLK_BANK_REG, IT66121_CLK_BANK_PWROFF_RCLK, 0); |