Messages in this thread | | | From | Yoann Padioleau <> | Subject | Re: [PATCH 06/68] 0 -> NULL, for arch/frv | Date | Fri, 27 Jul 2007 12:21:53 +0200 |
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Al Viro <viro@ftp.linux.org.uk> writes:
> On Fri, Jul 27, 2007 at 11:44:35AM +0200, Yoann Padioleau wrote: >> pte = pte_alloc_kernel(pme, va); >> - if (pte != 0) { >> + if (pte != NULL) { >> err = 0; >> set_pte(pte, mk_pte_phys(pa & PAGE_MASK, prot)); >> } >> @@ -99,7 +99,7 @@ void *consistent_alloc(gfp_t gfp, size_t >> >> /* allocate some common virtual space to map the new pages */ >> area = get_vm_area(size, VM_ALLOC); >> - if (area == 0) { >> + if (area == NULL) { >> free_pages(page, order); >> return NULL; > > Same comment about comparisons with NULL after allocation...
I don't understand. pte is a pointer right ? So why should we keep the == 0 ?
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