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drm/i915/display: Return early after MISSING_CASE for write_dp_sdp

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Avoid using the uninitialised len along the impossible error path to
shut the compiler up:

drivers/gpu/drm/i915/display/intel_dp.c:4928 intel_write_dp_sdp() error: uninitialized symbol 'len'.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200325140754.12636-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2020-03-25 14:07:54 +00:00
parent 7015f127d8
commit d121f63c00
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/display/intel_dp.c
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@ -4922,7 +4922,7 @@ static void intel_write_dp_sdp(struct intel_encoder *encoder,
break;
default:
MISSING_CASE(type);
break;
return;
}
if (drm_WARN_ON(&dev_priv->drm, len < 0))