mm: fix missing page table unmap for stack guard page failure case
authorLinus Torvalds <torvalds@linux-foundation.org>
Fri, 13 Aug 2010 16:24:04 +0000 (09:24 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 13 Aug 2010 16:24:04 +0000 (09:24 -0700)
commit5528f9132cf65d4d892bcbc5684c61e7822b21e9
tree46ad9b7a106a42579b869b42bf237a663370a613
parent320b2b8de12698082609ebbc1a17165727f4c893
mm: fix missing page table unmap for stack guard page failure case

.. which didn't show up in my tests because it's a no-op on x86-64 and
most other architectures.  But we enter the function with the last-level
page table mapped, and should unmap it at exit.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/memory.c