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From: Daniel J Blueman on 17 May 2010 09:30
While investigating Intel i5 Arrandale GPU lockups with -rc4, I
noticed a lock imbalance.

Signed-off-by: Daniel J Blueman <daniel.blueman(a)gmail.com>

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index cc03537..f5fee1b 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -341,6 +341,7 @@ int i965_reset(struct drm_device *dev, u8 flags)
}
} else {
DRM_ERROR("Error occurred. Don't know how to reset this chip.\n");
+ mutex_unlock(&dev->struct_mutex);
return -ENODEV;
}

--
Daniel J Blueman
--
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Prev: mtd: Do not corrupt backing device of device node inode
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