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Commit fa2a455b authored by Nick Piggin's avatar Nick Piggin Committed by Linus Torvalds
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[PATCH] Fix vma argument in get_usr_pages() for gate areas 



The system call gate area handling called vm_normal_page() with the
wrong vma (which was always NULL, and caused an oops).

Signed-off-by: default avatarNick Piggin <npiggin@suse.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 624f54be

mm/memory.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -988,7 +988,7 @@ int get_user_pages(struct task_struct *tsk, struct mm_struct *mm, 
				return i ? : -EFAULT;

				return i ? : -EFAULT;

			}

			}

			if (pages) {

			if (pages) {

				struct page *page = vm_normal_page(vma, start, *pte);

				struct page *page = vm_normal_page(gate_vma, start, *pte);

				pages[i] = page;

				pages[i] = page;

				if (page)

				if (page)

					get_page(page);

					get_page(page);