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Commit 93587414 authored by Al Viro's avatar Al Viro
Browse files

fix pgoff in "have to relocate" case of mremap() 



Acked-by: default avatarHugh Dickins <hugh.dickins@tiscali.co.uk>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 097eed10

mm/mremap.c

+3 −1
Original line number Diff line number Diff line
@@ -495,7 +495,9 @@ unsigned long do_mremap(unsigned long addr, 
			map_flags |= MAP_SHARED;



		new_addr = get_unmapped_area(vma->vm_file, 0, new_len,

					vma->vm_pgoff, map_flags);

					vma->vm_pgoff +

					((addr - vma->vm_start) >> PAGE_SHIFT),

					map_flags);

		if (new_addr & ~PAGE_MASK) {

			ret = new_addr;

			goto out;