On Sat, 22 Sep 2007, WANG Cong wrote:
> >Summary:
> > CC mm/slub.o
> >mm/slub.c: In function 'kfree':
> >mm/slub.c:2491: warning: passing argument 3 of 'slab_free' discards
> >qualifiers from pointer target type
static void __slab_free(struct kmem_cache *s, struct page *page,
void *x, void *addr)
but ..
void kfree(const void *x)
void is not the same as const void.
> > CC fs/autofs4/symlink.o
> >fs/autofs4/symlink.c: In function 'autofs4_follow_link':
> >fs/autofs4/symlink.c:18: warning: passing argument 2 of 'nd_set_link'
> >discards qualifiers from pointer target type
Once again ino->u.symlink is a const char and it's dropping the const.
>
> These two warnings are suspicious. Explicit casts are already there, how
> they come out? Or gcc bugs?
>
gcc is perfectly justified when warning about dropping const.
Gerhard
--
Gerhard Mack
[email protected]
<>< As a computer I find your faith in technology amusing.
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