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Commit b94cfaf6 authored by David Howells's avatar David Howells Committed by Linus Torvalds
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NOMMU: Don't need to clear vm_mm when deleting a VMA 



Don't clear vm_mm in a deleted VMA as it's unnecessary and might
conceivably break the filesystem or driver VMA close routine.

Reported-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarDavid Howells <dhowells@redhat.com>
Acked-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
cc: stable@vger.kernel.org
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 918e556e

mm/nommu.c

+0 −2
Original line number Diff line number Diff line
@@ -779,8 +779,6 @@ static void delete_vma_from_mm(struct vm_area_struct *vma) 


	if (vma->vm_next)

		vma->vm_next->vm_prev = vma->vm_prev;



	vma->vm_mm = NULL;

}



/*