Messages in this thread Patch in this message | | | From | Rickard Strandqvist <> | Subject | [PATCH] arch: metag: mm: hugetlbpage.c: Cleaning up inconsistent NULL checks | Date | Fri, 23 May 2014 00:01:42 +0200 |
| |
Cleaning up inconsistent NULL checks. There is otherwise a risk of a possible null pointer dereference.
Was largely found by using a static code analysis program called cppcheck.
Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se> --- arch/metag/mm/hugetlbpage.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/metag/mm/hugetlbpage.c b/arch/metag/mm/hugetlbpage.c index 0424315..3f8d5cd 100644 --- a/arch/metag/mm/hugetlbpage.c +++ b/arch/metag/mm/hugetlbpage.c @@ -188,7 +188,8 @@ new_search: } } after_huge = 0; - addr = ALIGN_HUGEPT(vma->vm_end); + if (vma) + addr = ALIGN_HUGEPT(vma->vm_end); } } #endif -- 1.7.10.4
| |