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(parent: 425fffd) | patch
mm/mempolicy.c: fix error handling in set_mempolicy and mbind.
authorChris Salls <salls@cs.ucsb.edu>
Sat, 8 Apr 2017 06:48:11 +0000 (23:48 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Sat, 8 Apr 2017 17:57:55 +0000 (10:57 -0700)
commitcf01fb9985e8deb25ccf0ea54d916b8871ae0e62
treec293d0826ee582a64c3af690ec92fb2c10a4f127tree | snapshot
parent425fffd886bae3d127a08fa6a17f2e31e24ed7ffcommit | diff
mm/mempolicy.c: fix error handling in set_mempolicy and mbind.

In the case that compat_get_bitmap fails we do not want to copy the
bitmap to the user as it will contain uninitialized stack data and leak
sensitive data.

Signed-off-by: Chris Salls <salls@cs.ucsb.edu>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/mempolicy.c diff | blob | history
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