Re: [Wireshark-commits] rev 39305: /trunk/epan/dissectors/ /trunk/epan/dissectors/: packet-sdp.c

[Stephen Fisher <steve () stephen-fisher com>]

On Mon, Oct 10, 2011 at 11:13:41AM +0100, Martin Mathieson wrote:

> packet-sdp.c:1302 'data_tvb' might get clobbered by 'longjmp' or 
> 'vfork'
>
> Making 'data_tvb' volatile doesn't work as I then get warnings about 
> discarding the volatile qualifier by passing data_tvb to the various 
> sub-dissectors.  I've never been sure of the best way to resolve this, 
> other than changing my compiler, which isn't an easy option right now.

Using volatile has always worked for me, but only if I put it in the 
right place, such as "gchar *volatile string;" instead of "volatile 
gchar *string;"

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