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authorNikanth Karthikesan <knikanth@suse.de>2009-04-02 16:56:46 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-02 19:04:49 -0700
commit97f76d3d197f201ac8a8a3ced5b8fef81568e50e (patch)
tree8264f920a1f1a83e9cb0247ffe9390a7b6332852 /usr
parent9a896c9a48ac6704c0ce8ee081b836644d0afe40 (diff)
vfs: check bh->b_blocknr only if BH_Mapped is set
Check bh->b_blocknr only if BH_Mapped is set. akpm: I doubt if b_blocknr is ever uninitialised here, but it could conceivably cause a problem if we're doing a lookup for block zero. Signed-off-by: Nikanth Karthikesan <knikanth@suse.de> Cc: Nick Piggin <nickpiggin@yahoo.com.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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