Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH] mm: remap_file_pages: initialize populate before usage | Date | Mon, 12 May 2014 08:40:54 -0400 |
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'populate' wasn't initialized before being used in error paths, causing panics when mm_populate() would get called with invalid values.
Signed-off-by: Sasha Levin <sasha.levin@oracle.com> --- mm/mmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/mmap.c b/mm/mmap.c index 84dcfc7..2a0e0a8 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2591,7 +2591,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, struct mm_struct *mm = current->mm; struct vm_area_struct *vma; - unsigned long populate; + unsigned long populate = 0; unsigned long ret = -EINVAL; pr_warn_once("%s (%d) uses deprecated remap_file_pages() syscall. " -- 1.7.10.4
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