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link_path_walk: nd->depth massage, part 2 

collapse adjacent increment/decrement pairs.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2015-05-03 20:46:54 -04:00
parent 071bf50137
commit fd4620bbdf
1 changed files with 0 additions and 8 deletions
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8
fs/namei.c
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@ -1832,8 +1832,6 @@ Walked:
break;
}
nd->depth++;
nd->depth--;
s = get_link(nd);
nd->depth++;
@ -1847,8 +1845,6 @@ Walked:
/* jumped */
nd->depth--;
put_link(nd);
nd->depth++;
nd->depth--;
} else {
if (*s == '/') {
if (!nd->root.mnt)
@ -1878,8 +1874,6 @@ Err:
while (unlikely(nd->depth > 1)) {
nd->depth--;
put_link(nd);
nd->depth++;
nd->depth--;
}
nd->depth--;
return err;
@ -1889,8 +1883,6 @@ OK:
err = walk_component(nd, LOOKUP_FOLLOW);
nd->depth--;
put_link(nd);
nd->depth++;
nd->depth--;
goto Walked;
}
nd->depth--;