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 A2E2C1A3178; Thu, 17 Apr 2025 18:18:54 +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=1744913934; cv=none; b=mlQdcBYSyhzOi22LdFvZwIwXyxvgkJHYf1vrBlTrdVh3eGY8Ci/9+Yvb2D2Yj6jePVlD72zgOHn3Cm8tOFl47qLBs8AD8aavS5Ik1+CxY1vX1BhJqJrrV9hoFO8EMum2566lkaZRiwN9wqT2NNsab4BxHhDTwvNLy+gjEGyb45M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744913934; c=relaxed/simple; bh=nUK/ju/aDiXcmFXg0FHGz/UhsHGzQeyB87Qf94jZkek=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ZVlruihWwYYQTJ7J7/ZyJDKV6qv7l/acu+IqqXx+ykkK6aLS//TI+weq4jCECA55vQQI5KcF/03A341S5lkxCZ4f4XPTGIzqbzNpHQXXevJZ/XD07DyFud6gX51uS925EYcBr0jMGpKiZWJ/tQ70+sY8qZQiZGiXERNQWHH2caU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=FU+P9IkE; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="FU+P9IkE" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 234FCC4CEE4; Thu, 17 Apr 2025 18:18:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1744913934; bh=nUK/ju/aDiXcmFXg0FHGz/UhsHGzQeyB87Qf94jZkek=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FU+P9IkE8LC5nTGSJ2/cT103eEHPJ4yUyNYo1PcST+og1C5H9orEjrRilaotSIbCt FjR6fHAVIC2FlpFduVJ5mYSqXOS6zTjgUYedlk3O9/P07SOiYTwBkQBmAHq0vMeLxb 63KhnQwnX8ix0IJ/FCQmHoDSqnqR55c4LB2W8BWM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Philipp Stanner , Thomas Zimmermann , Maxime Ripard , Sasha Levin Subject: [PATCH 6.13 020/414] drm/tests: modeset: Fix drm_display_mode memory leak Date: Thu, 17 Apr 2025 19:46:18 +0200 Message-ID: <20250417175112.214385132@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250417175111.386381660@linuxfoundation.org> References: <20250417175111.386381660@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.13-stable review patch. If anyone has any objections, please let me know. ------------------ From: Maxime Ripard [ Upstream commit dacafdcc7789cfeb0f0552716db56f210238225d ] drm_mode_find_dmt() returns a drm_display_mode that needs to be destroyed later one. The drm_test_pick_cmdline_res_1920_1080_60() test never does however, which leads to a memory leak. Let's make sure it's freed. Reported-by: Philipp Stanner Closes: https://lore.kernel.org/dri-devel/a7655158a6367ac46194d57f4b7433ef0772a73e.camel@mailbox.org/ Fixes: 8fc0380f6ba7 ("drm/client: Add some tests for drm_connector_pick_cmdline_mode()") Reviewed-by: Thomas Zimmermann Link: https://lore.kernel.org/r/20250408-drm-kunit-drm-display-mode-memleak-v1-2-996305a2e75a@kernel.org Signed-off-by: Maxime Ripard Signed-off-by: Sasha Levin --- drivers/gpu/drm/tests/drm_client_modeset_test.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/tests/drm_client_modeset_test.c b/drivers/gpu/drm/tests/drm_client_modeset_test.c index 7516f6cb36e4e..3e9518d7b8b7e 100644 --- a/drivers/gpu/drm/tests/drm_client_modeset_test.c +++ b/drivers/gpu/drm/tests/drm_client_modeset_test.c @@ -95,6 +95,9 @@ static void drm_test_pick_cmdline_res_1920_1080_60(struct kunit *test) expected_mode = drm_mode_find_dmt(priv->drm, 1920, 1080, 60, false); KUNIT_ASSERT_NOT_NULL(test, expected_mode); + ret = drm_kunit_add_mode_destroy_action(test, expected_mode); + KUNIT_ASSERT_EQ(test, ret, 0); + KUNIT_ASSERT_TRUE(test, drm_mode_parse_command_line_for_connector(cmdline, connector, -- 2.39.5