From: Gavin Li git@thegavinli.com
commit c43f28dfdc4654e738aa6d3fd08a105b2bee758d upstream.
Upon an error within proc_do_submiturb(), dec_usb_memory_use_count() gets called once by the error handling tail and again by free_async(). Remove the first call.
Signed-off-by: Gavin Li git@thegavinli.com Acked-by: Alan Stern stern@rowland.harvard.edu Cc: stable stable@vger.kernel.org Link: https://lore.kernel.org/r/20190804235044.22327-1-gavinli@thegavinli.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/usb/core/devio.c | 2 -- 1 file changed, 2 deletions(-)
--- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -1788,8 +1788,6 @@ static int proc_do_submiturb(struct usb_ return 0;
error: - if (as && as->usbm) - dec_usb_memory_use_count(as->usbm, &as->usbm->urb_use_count); kfree(isopkt); kfree(dr); if (as)