From: Matti Linnanvuori <[EMAIL PROTECTED]>
Add a guideline for hard_start_xmit method not to
modify SKB.
Signed-off-by: Matti Linnanvuori
<[EMAIL PROTECTED]>
---
--- a/Documentation/networking/driver.txt 2007-12-22
18:50:28.062169500 +0200
+++ b/Documentation/networking/driver.txt 2007-12-22
19:10:58.726566000 +0200
@@ -74,6 +74,9 @@ Transmit path guidelines:
If you return 1 from the hard_start_xmit method,
you must not keep
any reference to that SKB and you must not attempt
to free it up.
+4) A hard_start_xmit method must not modify the
cloned parts of the
+ SKB.
+
Probing guidelines:
1) Any hardware layer address you obtain for your
device should
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