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(parent: 392497e) | 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)
commit37e888f8b5e1811d85283c3c3b001af9fe7b5aa4
tree8cabf096e8a485ac623883ad57064ca1d18f253btree | snapshot
parent392497e492d6a35ca31f6c88cb5fe136e39a1241commit | 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.