Re: [9fans] Compiler question

[ISHWAR RATTAN]

On Mon, 19 Sep 2005, Joel Salomon wrote:

On 9/19/05, Russ Cox <[EMAIL PROTECTED]> wrote:
The compiler is telling you that line 8 might as well read:

> 8    freenode(tmp);

The value you store in tmp is never used.

Does the compiler know that about freenode()?

Well the freenode function is:

lnode *
freenode(lonode *ptr)
{
   if (ptr != nil) {
     free((void *)ptr);
     ptr = nil;
   }
   return ptr;
}

So ptr = freenode(ptr);

looks resonable way to call.

-ishwar