drm/i915: fix error path in intel_setup_gmbus()

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commit ed3f9fd1e8 upstream.

This fails to undo the setup for pin==0; moreover, something
interesting happens if the setup failed already at pin==0.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Fixes: f899fc64cd ("drm/i915: use GMBUS to manage i2c links")
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1455048677-19882-3-git-send-email-linux@rasmusvillemoes.dk
(cherry picked from commit 2417c8c03f)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Rasmus Villemoes 2016-02-09 21:11:13 +01:00 • committed by Greg Kroah-Hartman

parent 222d0fa4e8

commit 0f44b766c9

1 changed files with 1 additions and 1 deletions

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drivers/gpu/drm/i915/intel_i2c.c

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