From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 EC90A523781; Wed, 9 Sep 2026 13:52:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788961933; cv=none; b=Yni8/1QFRvaV9zR10Og+vIssEIyvtKW90JIiiBjYAT6aml0gqAhZDekdzwiU75XkEd1yUrQTSCY9/ze/yVzV6XTejyF8D5C63F2gb+Bm06hbhhNyNbjXwwbfC5ZnLqAhTAmFXuViZWB0eEDlNP1FjRvELrBvsg/Jt9HC+63UGfY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788961933; c=relaxed/simple; bh=vFl5aYUtPT8z6EMZ+/gzA36fMw+HnFzRpOs4MlD/nJk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=eo3tT/7IM+6nUEHPkacrrx04IOdDy5ifuJPilfc60M/+Ime8q7PNEsu9cs95uCLLgbFi1Wxe6shXs27Cbt+TePxg0IuiVGHfwqeJAp/i/qb3uahtQkU4u1RN/92+Vv5F9RdOO7b6dz6RvcX1m681ipQj+l6L7V3/TPG7fsPABTA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=mcLGiyh4; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="mcLGiyh4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4FFF21F00A3A; Wed, 9 Sep 2026 13:52:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1788961931; bh=XFkdIlLfJ52zbG0B+RdBOIvuvb+KZWJLjQh9XhIUJa4=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=mcLGiyh4LKLVNIyvsBWZiafwE2G9HvmD+KnlXgnJHUgiLXVZqTOZHsXqksuEwP/2a 2dN6TByd3BmumNk2dpGmEWJZPURAUZov/+LiPjY6+d6e+xL4ZvjGjtm9GcvqbjQWDQ 79y7fpufqjFYk0Xcbq1TYvXVOqIK+ZwGmjaPVQPg= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Linkai Gong , Ulf Hansson Subject: [PATCH 7.2 114/556] cpuidle: dt_idle_genpd: kfree() the original name allocation Date: Wed, 9 Sep 2026 15:36:34 +0200 Message-ID: <20260909134234.484926533@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260909134230.441546314@linuxfoundation.org> References: <20260909134230.441546314@linuxfoundation.org> User-Agent: quilt/0.69 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 7.2-stable review patch. If anyone has any objections, please let me know. ------------------ From: Linkai Gong commit 2b0ac85512b7f67479127b2713254490662eb13d upstream. dt_idle_pd_alloc() kasprintf()s the full node path, then points pd->name at kbasename() of that string. dt_idle_pd_free() kfree()s pd->name, which is no longer the start of the allocation. Copy the basename instead. Fixes: 9d976d6721df ("cpuidle: Factor-out power domain related code from PSCI domain driver") Signed-off-by: Linkai Gong Cc: stable@vger.kernel.org Signed-off-by: Ulf Hansson Signed-off-by: Greg Kroah-Hartman --- drivers/cpuidle/dt_idle_genpd.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/drivers/cpuidle/dt_idle_genpd.c +++ b/drivers/cpuidle/dt_idle_genpd.c @@ -99,7 +99,7 @@ struct generic_pm_domain *dt_idle_pd_all if (!pd) goto out; - pd->name = kasprintf(GFP_KERNEL, "%pOF", np); + pd->name = kstrdup(kbasename(of_node_full_name(np)), GFP_KERNEL); if (!pd->name) goto free_pd; @@ -112,7 +112,6 @@ struct generic_pm_domain *dt_idle_pd_all goto free_name; pd->free_states = pd_free_states; - pd->name = kbasename(pd->name); pd->states = states; pd->state_count = state_count;