drm/i915: Do no use kfree() to free a kmem_cache_alloc() return value
commitfcf1fadf4c
upstream. Along the eb_lookup_vmas() error path, the return value from kmem_cache_alloc() was freed using kfree(). Fix it to use the proper kmem_cache_free() instead. Fixes:d1b48c1e71
("drm/i915: Replace execbuf vma ht with an idr") Signed-off-by: Xidong Wang <wangxidong_97@163.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Cc: <stable@vger.kernel.org> # v4.14+ Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20180404093824.9313-1-chris@chris-wilson.co.uk (cherry picked from commit6be1187dbf
) Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -722,7 +722,7 @@ static int eb_lookup_vmas(struct i915_execbuffer *eb)
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err = radix_tree_insert(handles_vma, handle, vma);
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if (unlikely(err)) {
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kfree(lut);
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kmem_cache_free(eb->i915->luts, lut);
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goto err_obj;
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}
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