Matti Linnanvuori wrote:
From: Matti Linnanvuori <[EMAIL PROTECTED]>Add a guideline not to modify SKBs. Signed-off-by: Matti Linnanvuori <[EMAIL PROTECTED]> --- --- a/Documentation/networking/driver.txt 2008-01-13 07:14:01.608291500 +0200 +++ b/Documentation/networking/driver.txt 2008-01-15 16:16:14.636054000 +0200 @@ -61,7 +61,10 @@ Transmit path guidelines: 2) Do not forget to update netdev->trans_start to jiffies after each new tx packet is given to the hardware.-3) Do not forget that once you return 0 from your hard_start_xmit+3) A hard_start_xmit method must not modify the shared parts of a + cloned SKB. + +4) Do not forget that once you return 0 from your hard_start_xmit method, it is your driver's responsibility to free up the SKB and in some finite amount of time.
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