Re: [PATCH 1/2 net] 6lowpan: add missing pskb_may_pull() check

[David Miller <davem@xxxxxxxxxxxxx>]

From: Alexander Smirnov <alex.bluesman.smirnov@xxxxxxxxx>
Date: Thu, 10 May 2012 18:05:46 +0400

> Using BUG() macro I just want to indicate that something in the bottom
> of the stack went terribly wrong and you must check your code for
> bugs..

Then you should do something like:

	if (WARN_ON_ONCE(!pskb_may_pull(...))) {
		appropriate_error_handling();
		return;
	}

instead.
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