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drm/i915/perf: destroy stream on sample_flags mismatch

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If we were to ever encounter a sample_flags mismatch we need to ensure
we destroy the stream when we bail.

Fixes: d79651522e ("drm/i915: Enable i915 perf stream for Haswell OA unit")
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Robert Bragg <robert@sixbynine.org>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170327203459.18398-1-matthew.auld@intel.com
(cherry picked from commit 22f880ca82)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Matthew Auld 2017-03-27 21:34:59 +01:00 committed by Jani Nikula
parent 9e1764309f
commit 4e5f713ffc
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/i915/i915_perf.c
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@ -1705,7 +1705,7 @@ i915_perf_open_ioctl_locked(struct drm_i915_private *dev_priv,
*/
if (WARN_ON(stream->sample_flags != props->sample_flags)) {
ret = -ENODEV;
goto err_alloc;
goto err_flags;
}
list_add(&stream->link, &dev_priv->perf.streams);
@ -1728,6 +1728,7 @@ i915_perf_open_ioctl_locked(struct drm_i915_private *dev_priv,
err_open:
list_del(&stream->link);
err_flags:
if (stream->ops->destroy)
stream->ops->destroy(stream);
err_alloc: