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SubjectRe: [PATCH] fix dangerous pointer derefs and remove pointless casts in MOXA driver
On 15/05/06, Alan Cox <> wrote:
> On Sun, May 14, 2006 at 03:49:35AM +0200, Jesper Juhl wrote:
> > If mxser_write() gets called with a NULL 'tty' pointer, then the initial
> > assignment of tty->driver_data to info will explode.
> If mxser_write gets called with a NULL pointer then you've already got such
> serious problems it isn't worth checking
> > Please consider for inclusion.
> Just delete the checks. Also the little cast cleanup looks good so submit
> that as a separate patch too.

Thank you for the feedback.
I'll do that in two sepperate patches later this evening.

Jesper Juhl <>
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