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| author | David S. Miller <davem@davemloft.net> | 2016-02-01 18:44:07 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-02-01 18:44:07 -0800 |
| commit | b45efa30a626e915192a6c548cd8642379cd47cc (patch) | |
| tree | 90d8b43ebceb850b0e7852d75283aebbd2abbc00 /arch/x86/mm/pageattr.c | |
| parent | 7a26019fdecdb45ff784ae4e3b7e0cc9045100ca (diff) | |
| parent | 34229b277480f46c1e9a19f027f30b074512e68b (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/x86/mm/pageattr.c')
| -rw-r--r-- | arch/x86/mm/pageattr.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c index fc6a4c8f6e2a..2440814b0069 100644 --- a/arch/x86/mm/pageattr.c +++ b/arch/x86/mm/pageattr.c @@ -33,7 +33,7 @@ struct cpa_data { pgd_t *pgd; pgprot_t mask_set; pgprot_t mask_clr; - int numpages; + unsigned long numpages; int flags; unsigned long pfn; unsigned force_split : 1; @@ -1350,7 +1350,7 @@ static int __change_page_attr_set_clr(struct cpa_data *cpa, int checkalias) * CPA operation. Either a large page has been * preserved or a single page update happened. */ - BUG_ON(cpa->numpages > numpages); + BUG_ON(cpa->numpages > numpages || !cpa->numpages); numpages -= cpa->numpages; if (cpa->flags & (CPA_PAGES_ARRAY | CPA_ARRAY)) cpa->curpage++; |