Return-path: Received: from m12-17.163.com ([220.181.12.17]:60477 "EHLO m12-17.163.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752187AbcALHAh (ORCPT ); Tue, 12 Jan 2016 02:00:37 -0500 From: Jia-Ju Bai To: kvalo@codeaurora.org, zajec5@gmail.com, joe@perches.com, davem@davemloft.net, m@bues.ch, johannes.berg@intel.com Cc: linux-wireless@vger.kernel.org, b43-dev@lists.infradead.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Jia-Ju Bai Subject: [PATCH v2] b43: Fix memory leaks in b43_bus_dev_ssb_init and b43_bus_dev_bcma_init Date: Tue, 12 Jan 2016 15:00:06 +0800 Message-Id: <1452582006-6796-1-git-send-email-baijiaju1990@163.com> (sfid-20160112_080056_995738_D329808F) Sender: linux-wireless-owner@vger.kernel.org List-ID: The memory allocated by kzalloc in b43_bus_dev_ssb_init and b43_bus_dev_bcma_init is not freed. This patch fixes the bug by adding kfree in b43_ssb_remove, b43_bcma_remove and error handling code of b43_bcma_probe. Thanks Michael for his suggestion. Signed-off-by: Jia-Ju Bai --- drivers/net/wireless/b43/main.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index ec013fb..bbea769 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -5682,11 +5682,12 @@ static int b43_bcma_probe(struct bcma_device *core) INIT_WORK(&wl->firmware_load, b43_request_firmware); schedule_work(&wl->firmware_load); -bcma_out: return err; bcma_err_wireless_exit: ieee80211_free_hw(wl->hw); +bcma_out: + kfree(dev); return err; } @@ -5714,8 +5715,8 @@ static void b43_bcma_remove(struct bcma_device *core) b43_rng_exit(wl); b43_leds_unregister(wl); - ieee80211_free_hw(wl->hw); + kfree(wldev->dev); } static struct bcma_driver b43_bcma_driver = { @@ -5798,6 +5799,7 @@ static void b43_ssb_remove(struct ssb_device *sdev) b43_leds_unregister(wl); b43_wireless_exit(dev, wl); + kfree(dev); } static struct ssb_driver b43_ssb_driver = { -- 1.7.9.5