On Wed, Apr 08, 2015 at 01:51:08PM +0200, walter harms wrote:
>
>
> Am 08.04.2015 11:51, schrieb Julia Lawall:
> >> void ext4_fname_crypto_free_buffer(void **buf)
> >> {
> >> - if (*buf == NULL || IS_ERR(buf))
> >> + if (*buf == NULL || IS_ERR(*buf))
> >
> > Why not use IS_ERR_OR_NULL?
> >
> > julia
>
>
> why test *buf == NULL ? xfree() can handle this.
>
> the question is do programm depend on *buf=NULL.
> In case of IS_ERR(*buf) *buf will be left unchanged
> and later prgramms may things there is a buffer
> available ?
Good point. That IS_ERR() check is going to cause all kinds of future
bugs.
regards,
dan carpenter
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