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 AEF301386B8; Mon, 22 Jan 2024 15:14:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705936490; cv=none; b=M+QOvNW9ILrxoNH3h/NDp3q6I7IaMbaacbOZgaAfJGxdAh6/T3RSRBIMkOr/TxrlM0zKAq4QkhCoXk6WqfXdzVN14CKi6xWmdMvE6LWHIN4C6OfZA5A/mH0O5X1fdTWkFhN72PckJpNcJQse/D2acBoaWucIvwDiPingRNCPIdg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705936490; c=relaxed/simple; bh=mzi5NHP8bCYjNBU9rs2CUmq+0f5UYRsaFPEx5gp8MLk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Z3l2i9mBPCfN9m4Rw9n2boRYk7w/Jw7Bg/Wpyj/64bcFnSXVR+HWfVA1+MPbIw7GAifbRyjDgMxLsD8xY+yUbjOgfYTQuV88eK8sBPt/qGWbc15vff/RJZjV7SYhP6Jv5713XgJ1w1/UzMHNdcnDG9mJUDFf3xLI88ahaRYoibE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=XEsC+y3R; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="XEsC+y3R" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CB7A4C43390; Mon, 22 Jan 2024 15:14:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1705936490; bh=mzi5NHP8bCYjNBU9rs2CUmq+0f5UYRsaFPEx5gp8MLk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XEsC+y3RG9tL5IErV1zXHWvZmgo3XD43k2oLu18sBLTCxekoTS7Kl2XeXir3SApD4 kY4j4C6QcFOP8ohK30ZTM4/3eu4hDgZygkwDnpv5Ni5fkR5UWmMuaKU2LilP898pDW 6+lCZIyvbNkKyPb2hzKYsCO27Nlr1grprAXZTS9sZCRaZ48CYRlHRpae2f9wVbX0Fu Nlksk5t5hRntdxS3gA/FTNDjiOsFPRkgzFjhyKJCoYixLhvT68Xw+X+zBQ5FzsoB54 f9CQKNVLEWwUBTDYVY5o+4p4daMGgR6fIYu2Xlig6XkfD9yCa4jbzGhtHl3gd3o7o0 82LAuRcLnCVLA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Srinivasan Shanmugam , Felix Kuehling , =?UTF-8?q?Christian=20K=C3=B6nig?= , Alex Deucher , Felix Kuehling , Sasha Levin , Xinhui.Pan@amd.com, airlied@gmail.com, daniel@ffwll.ch, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 5.15 34/35] drm/amdgpu: Drop 'fence' check in 'to_amdgpu_amdkfd_fence()' Date: Mon, 22 Jan 2024 10:12:31 -0500 Message-ID: <20240122151302.995456-34-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240122151302.995456-1-sashal@kernel.org> References: <20240122151302.995456-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 5.15.147 Content-Transfer-Encoding: 8bit From: Srinivasan Shanmugam [ Upstream commit bf2ad4fb8adca89374b54b225d494e0b1956dbea ] Return value of container_of(...) can't be null, so null check is not required for 'fence'. Hence drop its NULL check. Fixes the below: drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c:93 to_amdgpu_amdkfd_fence() warn: can 'fence' even be NULL? Cc: Felix Kuehling Cc: Christian König Cc: Alex Deucher Signed-off-by: Srinivasan Shanmugam Reviewed-by: Felix Kuehling Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c index 1d0dbff87d3f..fb66e888ab3f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c @@ -90,7 +90,7 @@ struct amdgpu_amdkfd_fence *to_amdgpu_amdkfd_fence(struct dma_fence *f) return NULL; fence = container_of(f, struct amdgpu_amdkfd_fence, base); - if (fence && f->ops == &amdkfd_fence_ops) + if (f->ops == &amdkfd_fence_ops) return fence; return NULL; -- 2.43.0