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(parent: 6d1ebbc) | patch
ufs_trunc_branch(): massage towards killing recursion
authorAl Viro <viro@zeniv.linux.org.uk>
Thu, 18 Jun 2015 21:23:34 +0000 (17:23 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Mon, 6 Jul 2015 21:39:46 +0000 (17:39 -0400)
commit6aab6dd37946d0d592105872bd533bb7d2931f3f
tree4f70e41310abcaa6db31885599fabdaa8951dbf1tree | snapshot
parent6d1ebbca2b2fe516ff5f279848cffbd23d2b0270commit | diff
ufs_trunc_branch(): massage towards killing recursion

We always have 0 < depth2 <= depth in there, so
if (--depth) {
if (--depth2)
A
B
} else {
C // not using depth2
}
D // not using depth2

is equivalent to

if (--depth2)
A with s/depth/depth - 1/
if (--depth)
B
else
C
D

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
fs/ufs/inode.c diff | blob | history
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