diff options
Diffstat (limited to 'mm/madvise.c')
| -rw-r--r-- | mm/madvise.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/mm/madvise.c b/mm/madvise.c index 51bffa414027..6975bc812542 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -343,15 +343,16 @@ static long madvise_remove(struct vm_area_struct *vma, */ static int madvise_hwpoison(int bhv, unsigned long start, unsigned long end) { - int ret = 0; - if (!capable(CAP_SYS_ADMIN)) return -EPERM; for (; start < end; start += PAGE_SIZE) { struct page *p; - int ret = get_user_pages_fast(start, 1, 0, &p); + int ret; + + ret = get_user_pages_fast(start, 1, 0, &p); if (ret != 1) return ret; + if (PageHWPoison(p)) { put_page(p); continue; @@ -369,7 +370,7 @@ static int madvise_hwpoison(int bhv, unsigned long start, unsigned long end) /* Ignore return value for now */ memory_failure(page_to_pfn(p), 0, MF_COUNT_INCREASED); } - return ret; + return 0; } #endif |