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authorDan Carpenter <error27@gmail.com>2009-11-10 09:01:43 +0000
committerChris Mason <chris.mason@oracle.com>2009-11-11 14:20:18 -0500
commit4eb3991c5def39bcf553c14ebe2618fcb47b627f (patch)
tree9c35f532bd29e68014cc16dc6e528a8cca5cfe34 /fs/debugfs
parentdf66916e71231e9f2377cac9c5c1e2d190f9a427 (diff)
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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>
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