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| author | Zhang Qilong <zhangqilong3@huawei.com> | 2020-11-23 22:58:09 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-12-30 11:53:44 +0100 |
| commit | 12dba6742b1360e529cd165656a565935159859c (patch) | |
| tree | 1e1500464563b94818c5ad538442905fe40d67c6 | |
| parent | db1ccd6b7ea650b1298cde59edf4707f31d196b6 (diff) | |
| download | kernel_replicant_linux-12dba6742b1360e529cd165656a565935159859c.tar.gz kernel_replicant_linux-12dba6742b1360e529cd165656a565935159859c.tar.bz2 kernel_replicant_linux-12dba6742b1360e529cd165656a565935159859c.zip | |
usb: oxu210hp-hcd: Fix memory leak in oxu_create
[ Upstream commit e5548b05631ec3e6bfdaef1cad28c799545b791b ]
usb_create_hcd will alloc memory for hcd, and we should
call usb_put_hcd to free it when adding fails to prevent
memory leak.
Fixes: b92a78e582b1a ("usb host: Oxford OXU210HP HCD driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com>
Link: https://lore.kernel.org/r/20201123145809.1456541-1-zhangqilong3@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/usb/host/oxu210hp-hcd.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c index 27dbbe1b28b1..e832909a924f 100644 --- a/drivers/usb/host/oxu210hp-hcd.c +++ b/drivers/usb/host/oxu210hp-hcd.c @@ -4151,8 +4151,10 @@ static struct usb_hcd *oxu_create(struct platform_device *pdev, oxu->is_otg = otg; ret = usb_add_hcd(hcd, irq, IRQF_SHARED); - if (ret < 0) + if (ret < 0) { + usb_put_hcd(hcd); return ERR_PTR(ret); + } device_wakeup_enable(hcd->self.controller); return hcd; |