Messages in this thread | | | Date | Wed, 26 Dec 2012 15:15:20 -0600 | From | Larry Finger <> | Subject | Re: [PATCH] rtlwifi: Don't leak on error in _rtl_usb_receive() |
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On 12/26/2012 02:51 PM, Jesper Juhl wrote: > We fail to release 'urb' if '_rtl_prep_rx_urb()' fails in > _rtl_usb_receive(). > This patch should take care of the leak. > > Signed-off-by: Jesper Juhl <jj@chaosbits.net> > --- > drivers/net/wireless/rtlwifi/usb.c | 1 + > 1 files changed, 1 insertions(+), 0 deletions(-) > > note: compile tested only.
This looks correct to me. I have never seen that RT_TRACE() fire, thus such an error must be uncommon, at least on my system.
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Thanks,
Larry
> > diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c > index 29f0969..75c29e6 100644 > --- a/drivers/net/wireless/rtlwifi/usb.c > +++ b/drivers/net/wireless/rtlwifi/usb.c > @@ -640,6 +640,7 @@ static int _rtl_usb_receive(struct ieee80211_hw *hw) > RT_TRACE(rtlpriv, COMP_USB, DBG_EMERG, > "Failed to prep_rx_urb!!\n"); > err = PTR_ERR(skb); > + usb_free_urb(urb); > goto err_out; > } > >
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