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get_link: nd->depth massage, part 6

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make get_link() increment nd->depth on successful exit

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2015-05-03 21:02:40 -04:00
parent f7df08ee05
commit 0fd889d59e
1 changed files with 2 additions and 3 deletions
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5
fs/namei.c
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@ -918,8 +918,10 @@ const char *get_link(struct nameidata *nd)
out:
path_put(&nd->path);
path_put(&last->link);
return res;
}
}
nd->depth++;
return res;
}
@ -1830,11 +1832,9 @@ static int link_path_walk(const char *name, struct nameidata *nd)
}
s = get_link(nd);
nd->depth++;
if (unlikely(IS_ERR(s))) {
err = PTR_ERR(s);
nd->depth--;
goto Err;
}
err = 0;
@ -2009,7 +2009,6 @@ static int trailing_symlink(struct nameidata *nd)
s = get_link(nd);
if (unlikely(IS_ERR(s)))
return PTR_ERR(s);
nd->depth++;
if (unlikely(!s)) {
nd->depth--;
return 0;