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Date: Tue, 30 Aug 2022 12:49:49 +0530 From: Vinod Koul <vkoul@...nel.org> To: williamsukatube@....com Cc: linux-phy@...ts.infradead.org, linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org, jckuo@...dia.com, kishon@...com, thierry.reding@...il.com, jonathanh@...dia.com, William Dean <williamsukatube@...il.com>, Hacash Robot <hacashRobot@...tino.com> Subject: Re: [PATCH] phy: tegra: xusb: check the return value of devm_kzalloc() in tegra_xusb_setup_usb_role_switch() On 23-07-22, 11:41, williamsukatube@....com wrote: > From: William Dean <williamsukatube@...il.com> > > The function devm_kzalloc() in tegra_xusb_setup_usb_role_switch() > can fail, so its return value should be checked. > > Fixes: f67213cee2b35 ("phy: tegra: xusb: Add usb-role-switch support") > Reported-by: Hacash Robot <hacashRobot@...tino.com> Where is this bug report? > Signed-off-by: William Dean <williamsukatube@...il.com> > --- > drivers/phy/tegra/xusb.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c > index aa5237eacd29..e3611fb4c779 100644 > --- a/drivers/phy/tegra/xusb.c > +++ b/drivers/phy/tegra/xusb.c > @@ -668,6 +668,8 @@ static int tegra_xusb_setup_usb_role_switch(struct tegra_xusb_port *port) > port->dev.driver = devm_kzalloc(&port->dev, > sizeof(struct device_driver), > GFP_KERNEL); > + if (!port->dev.driver) > + return -ENOMEM; > port->dev.driver->owner = THIS_MODULE; > > port->usb_role_sw = usb_role_switch_register(&port->dev, > -- > 2.25.1 -- ~Vinod
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