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lkl_linux/fs/btrfs/extent_map.c
Dan Carpenter 4eb3991c5d Btrfs: avoid null deref in unpin_extent_cache() 
I re-orderred the checks to avoid dereferencing "em" if it was null.

Found by smatch static checker.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
2009-11-11 14:20:18 -05:00

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