[linux-dvb] Kernel locking in dst [Corrected PATCH]

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Ralph Metzler wrote:

>Manu Abraham writes:
> > diff -Naurp bt8xx.orig/dst.c bt8xx/dst.c
> > --- bt8xx.orig/dst.c	2005-09-21 20:29:09.000000000 +0400
> > +++ bt8xx/dst.c	2005-10-18 19:38:27.000000000 +0400
> > @@ -910,6 +910,7 @@ static int dst_get_device_id(struct dst_
> >  
> >  static int dst_probe(struct dst_state *state)
> >  {
> > +	sema_init(&state->dst_mutex, 1);
> >  	if ((rdc_8820_reset(state)) < 0) {
> >  		dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
> >  		return -1;
> > @@ -960,21 +961,23 @@ static int dst_probe(struct dst_state *s
> >  int dst_command(struct dst_state *state, u8 *data, u8 len)
> >  {
> >  	u8 reply;
> > +
> > +	up(&state->dst_mutex);
> >  	if ((dst_comm_init(state)) < 0) {
> >  		dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
>
>
>This should be down()?
>
>  
>
Hello Ralph and all,

I have attached the corrected patch. If it looks okay i can commit it to 
CVS, such that Johannes can make the patchset at the earliest, when he 
is back.


Regards,
Manu


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