From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6BFFE1875 for ; Wed, 28 Dec 2022 15:56:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DA949C433EF; Wed, 28 Dec 2022 15:56:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1672243001; bh=bJJ6Zp2quwahM0XtjAChBt0n2I78Wy17pydxmk6KLDM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NolR8u5+0JLRNkZ/RBHzZO0ocTUU+Oxz3qnFFVbPOsjQkPxpA6MRy2Fe0ADk6TVwZ eZTRDXWKTi58HOi78bkwMJ8MUWBypi8vS+oIGEPidSdxJ0z4XmWP0mqZk+ANKgKykj z0Nh+4MogNg0jWZQ0zM/cCQA2+CWJEpEqpLlxemE= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Konstantin Meskhidze , Felix Kuehling , Alex Deucher , Sasha Levin Subject: [PATCH 6.1 0439/1146] drm/amdkfd: Fix memory leakage Date: Wed, 28 Dec 2022 15:32:58 +0100 Message-Id: <20221228144342.105325202@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221228144330.180012208@linuxfoundation.org> References: <20221228144330.180012208@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Konstantin Meskhidze [ Upstream commit 75818afff631e1ea785a82c3e8bb82eb0dee539c ] This patch fixes potential memory leakage and seg fault in _gpuvm_import_dmabuf() function Fixes: d4ec4bdc0bd5 ("drm/amdkfd: Allow access for mmapping KFD BOs") Signed-off-by: Konstantin Meskhidze Signed-off-by: Felix Kuehling Reviewed-by: Felix Kuehling Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c index 1f76e27f1a35..fe87b3402f06 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c @@ -2256,7 +2256,7 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct amdgpu_device *adev, ret = drm_vma_node_allow(&obj->vma_node, drm_priv); if (ret) { - kfree(mem); + kfree(*mem); return ret; } -- 2.35.1