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winsys/amdgpu: Destroy dev_hash table when the last winsys is removed.

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Fixes memory leak on module unload.

CC: <mesa-stable@lists.freedesktop.org>
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Jan Vesely 2018-05-10 18:29:13 -04:00
parent a2e9d9b4c1
commit 58272c1ad7
1 changed files with 6 additions and 1 deletions
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7
src/gallium/winsys/amdgpu/drm/amdgpu_winsys.c
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@ -220,8 +220,13 @@ static bool amdgpu_winsys_unref(struct radeon_winsys *rws)
simple_mtx_lock(&dev_tab_mutex);
destroy = pipe_reference(&ws->reference, NULL);
if (destroy && dev_tab)
if (destroy && dev_tab) {
util_hash_table_remove(dev_tab, ws->dev);
if (util_hash_table_count(dev_tab) == 0) {
util_hash_table_destroy(dev_tab);
dev_tab = NULL;
}
}
simple_mtx_unlock(&dev_tab_mutex);
return destroy;