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author | Eric Dumazet <eric.dumazet@gmail.com> | 2012-03-23 23:59:33 +0000 |
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committer | David S. Miller <davem@davemloft.net> | 2012-03-25 13:29:58 -0400 |
commit | 50269e19ad990e79eeda101fc6df80cffd5d4831 (patch) | |
tree | 903d80ba1b1fc0eb15e122a8c12a72f72e7ed2de /drivers/usb/gadget/f_phonet.c | |
parent | 0015e551edb1d28191567d8a7d1ce5edda404ced (diff) | |
download | blackbird-op-linux-50269e19ad990e79eeda101fc6df80cffd5d4831.tar.gz blackbird-op-linux-50269e19ad990e79eeda101fc6df80cffd5d4831.zip |
net: add a truesize parameter to skb_add_rx_frag()
skb_add_rx_frag() API is misleading.
Network skbs built with this helper can use uncharged kernel memory and
eventually stress/crash machine in OOM.
Add a 'truesize' parameter and then fix drivers in followup patches.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/usb/gadget/f_phonet.c')
-rw-r--r-- | drivers/usb/gadget/f_phonet.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/gadget/f_phonet.c b/drivers/usb/gadget/f_phonet.c index 7cdcb63b21ff..85a5cebe96b3 100644 --- a/drivers/usb/gadget/f_phonet.c +++ b/drivers/usb/gadget/f_phonet.c @@ -345,7 +345,7 @@ static void pn_rx_complete(struct usb_ep *ep, struct usb_request *req) } skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, - skb->len <= 1, req->actual); + skb->len <= 1, req->actual, req->actual); page = NULL; if (req->actual < req->length) { /* Last fragment */ |