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(parent: 400f84b) | patch
btree: catch NULL value before it does harm
authorJoern Engel <joern@logfs.org>
Thu, 7 Jun 2012 21:21:14 +0000 (14:21 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 7 Jun 2012 21:43:55 +0000 (14:43 -0700)
commit55ced9e578742e47ab7408e7748564ec23307f55
tree8cabf096e8a485ac623883ad57064ca1d18f253btree | snapshot
parent400f84b3062309885921e3ff2bdf6fbc81ee3dd5commit | diff
btree: catch NULL value before it does harm

Storing NULL values in the btree is illegal and can lead to memory
corruption and possible other fun as well.  Catch it on insert, instead
of waiting for the inevitable.

Signed-off-by: Joern Engel <joern@logfs.org>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
lib/btree.c diff | blob | history
Linux Kernel Source Tree.