diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-12-16 09:47:43 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-12-16 09:47:43 -0800 |
| commit | eef70b217a7ab46e8e0cf75982ad75d8305d5591 (patch) | |
| tree | 85d34903a74f2581ac0e67d8e16e5c02855f37cd /arch/powerpc/mm/hugetlbpage.c | |
| parent | c095adbc211f9f4e990eac7d6cb440de35e4f05f (diff) | |
| parent | 23e0e8afafd9ac065d81506524adf3339584044b (diff) | |
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
powerpc/cell/axon-msi: Fix MSI after kexec
powerpc: Fix bootmem reservation on uninitialized node
powerpc: Check for valid hugepage size in hugetlb_get_unmapped_area
Diffstat (limited to 'arch/powerpc/mm/hugetlbpage.c')
| -rw-r--r-- | arch/powerpc/mm/hugetlbpage.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 7bbf4e4ed43..f0c3b88d50f 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -507,6 +507,9 @@ unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr, { struct hstate *hstate = hstate_file(file); int mmu_psize = shift_to_mmu_psize(huge_page_shift(hstate)); + + if (!mmu_huge_psizes[mmu_psize]) + return -EINVAL; return slice_get_unmapped_area(addr, len, flags, mmu_psize, 1, 0); } |