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 DDEB66FA0 for ; Mon, 16 Jan 2023 16:42:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6366CC433D2; Mon, 16 Jan 2023 16:42:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1673887339; bh=iIDSwKoqkIS4gT/auVBq1kLT031HYfYCGENsZJRVJPA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=O91cNDIq1wlWTk58tLuhcBcX6j9k/nKXx8tv8fJkafXWAylb8jT1jqtxj/+D/8mS0 YNqsTZTmmzpRdB84j8/Ig8t2CUuskxvzlw7Je726aCuw+WYOJZYQ29tkXBF5gjVntf DD44BRAWlcnLYyqiB96W+o7ebrsf6Y5FHhPMrFnE= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Xiu Jianfeng , Heiko Stuebner , Sasha Levin Subject: [PATCH 4.19 112/521] clk: rockchip: Fix memory leak in rockchip_clk_register_pll() Date: Mon, 16 Jan 2023 16:46:14 +0100 Message-Id: <20230116154852.254502387@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230116154847.246743274@linuxfoundation.org> References: <20230116154847.246743274@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: Xiu Jianfeng [ Upstream commit 739a6a6bbdb793bd57938cb24aa5a6df89983546 ] If clk_register() fails, @pll->rate_table may have allocated memory by kmemdup(), so it needs to be freed, otherwise will cause memory leak issue, this patch fixes it. Fixes: 90c590254051 ("clk: rockchip: add clock type for pll clocks and pll used on rk3066") Signed-off-by: Xiu Jianfeng Link: https://lore.kernel.org/r/20221123091201.199819-1-xiujianfeng@huawei.com Signed-off-by: Heiko Stuebner Signed-off-by: Sasha Levin --- drivers/clk/rockchip/clk-pll.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/clk/rockchip/clk-pll.c b/drivers/clk/rockchip/clk-pll.c index dd0433d4753e..77aff5defac6 100644 --- a/drivers/clk/rockchip/clk-pll.c +++ b/drivers/clk/rockchip/clk-pll.c @@ -972,6 +972,7 @@ struct clk *rockchip_clk_register_pll(struct rockchip_clk_provider *ctx, return mux_clk; err_pll: + kfree(pll->rate_table); clk_unregister(mux_clk); mux_clk = pll_clk; err_mux: -- 2.35.1