Re: [PATCH] drivers/char/tipar.c: off by one array access

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On Sun, 19 Jun 2005 17:15:30 +0200 Luc Van Oostenryck wrote:

| In the setupt function, the delay variable is initialized with ints[2],
| but ints is declared as:
| 	int ints[2];
| 
| Since the module parameter should correspond to:
| 	tipar=timeout,delay
| 
| I suppose that the following patch fix the problem.
| 
| 
| Signed-off-by: Luc Van Oostenryck <[email protected]>
| 
| diff --git a/drivers/char/tipar.c b/drivers/char/tipar.c
| --- a/drivers/char/tipar.c
| +++ b/drivers/char/tipar.c
| @@ -407,7 +407,7 @@ tipar_setup(char *str)
|                           printk(KERN_WARNING "tipar: bad timeout value (0), "
|   				"using default value instead");
|   		if (ints[0] > 1) {
| -			delay = ints[2];
| +			delay = ints[1];
|   		}
|   	}

That (re)uses the timeout value for delay.
Please try again....

get_options() sets ints[0] to the number of parameters parsed
and tipar_setup() clearly wants to parse as you described:
| 	tipar=timeout,delay
so the ints[] array needs to be [3], not [2].

---
~Randy
-
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