From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Reto Schneider <code@reto-schneider.ch>,
Kalle Valo <kvalo@codeaurora.org>,
Sasha Levin <sashal@kernel.org>,
linux-wireless@vger.kernel.org, netdev@vger.kernel.org
Subject: [PATCH AUTOSEL 4.14 20/30] rtlwifi: rtl8192cu: Prevent leaking urb
Date: Fri, 21 Aug 2020 12:18:47 -0400 [thread overview]
Message-ID: <20200821161857.348955-20-sashal@kernel.org> (raw)
In-Reply-To: <20200821161857.348955-1-sashal@kernel.org>
From: Reto Schneider <code@reto-schneider.ch>
[ Upstream commit 03128643eb5453a798db5770952c73dc64fcaf00 ]
If usb_submit_urb fails the allocated urb should be unanchored and
released.
Signed-off-by: Reto Schneider <code@reto-schneider.ch>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200622132113.14508-3-code@reto-schneider.ch
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/wireless/realtek/rtlwifi/usb.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c
index 7a050a75bdcbb..4fa4d877f913b 100644
--- a/drivers/net/wireless/realtek/rtlwifi/usb.c
+++ b/drivers/net/wireless/realtek/rtlwifi/usb.c
@@ -739,8 +739,11 @@ static int _rtl_usb_receive(struct ieee80211_hw *hw)
usb_anchor_urb(urb, &rtlusb->rx_submitted);
err = usb_submit_urb(urb, GFP_KERNEL);
- if (err)
+ if (err) {
+ usb_unanchor_urb(urb);
+ usb_free_urb(urb);
goto err_out;
+ }
usb_free_urb(urb);
}
return 0;
--
2.25.1
next prev parent reply other threads:[~2020-08-21 16:49 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-21 16:18 [PATCH AUTOSEL 4.14 01/30] ALSA: pci: delete repeated words in comments Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 02/30] ASoC: tegra: Fix reference count leaks Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 03/30] mfd: intel-lpss: Add Intel Emmitsburg PCH PCI IDs Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 04/30] arm64: dts: qcom: msm8916: Pull down PDM GPIOs during sleep Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 05/30] powerpc/xive: Ignore kmemleak false positives Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 06/30] media: pci: ttpci: av7110: fix possible buffer overflow caused by bad DMA value in debiirq() Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 07/30] blktrace: ensure our debugfs dir exists Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 08/30] scsi: target: tcmu: Fix crash on ARM during cmd completion Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 09/30] iommu/iova: Don't BUG on invalid PFNs Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 10/30] drm/amdkfd: Fix reference count leaks Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 11/30] drm/radeon: fix multiple reference count leak Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 12/30] drm/amdgpu: fix ref count leak in amdgpu_driver_open_kms Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 13/30] drm/amd/display: fix ref count leak in amdgpu_drm_ioctl Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 14/30] drm/amdgpu: fix ref count leak in amdgpu_display_crtc_set_config Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 15/30] drm/amdgpu/display: fix ref count leak when pm_runtime_get_sync fails Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 16/30] scsi: lpfc: Fix shost refcount mismatch when deleting vport Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 17/30] selftests/powerpc: Purge extra count_pmc() calls of ebb selftests Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 18/30] omapfb: fix multiple reference count leaks due to pm_runtime_get_sync Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 19/30] PCI: Fix pci_create_slot() reference count leak Sasha Levin
2020-08-21 16:18 ` Sasha Levin [this message]
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 21/30] mips/vdso: Fix resource leaks in genvdso.c Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 22/30] cec-api: prevent leaking memory through hole in structure Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 23/30] f2fs: fix use-after-free issue Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 24/30] drm/nouveau/drm/noveau: fix reference count leak in nouveau_fbcon_open Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 25/30] drm/nouveau: Fix reference count leak in nouveau_connector_detect Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 26/30] locking/lockdep: Fix overflow in presentation of average lock-time Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 27/30] scsi: iscsi: Do not put host in iscsi_set_flashnode_param() Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 28/30] ceph: fix potential mdsc use-after-free crash Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 29/30] scsi: fcoe: Memory leak fix in fcoe_sysfs_fcf_del() Sasha Levin
2020-08-21 16:18 ` [PATCH AUTOSEL 4.14 30/30] EDAC/ie31200: Fallback if host bridge device is already initialized Sasha Levin
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