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merge do_revalidate() into its only caller 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2011-06-20 10:55:26 -04:00
parent 4ad5abb3d0
commit d2d9e9fbc2
1 changed files with 18 additions and 24 deletions
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42
fs/namei.c
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@ -436,28 +436,6 @@ static inline int d_revalidate(struct dentry *dentry, struct nameidata *nd)
return dentry->d_op->d_revalidate(dentry, nd);
}
static struct dentry *
do_revalidate(struct dentry *dentry, struct nameidata *nd)
{
int status = d_revalidate(dentry, nd);
if (unlikely(status <= 0)) {
/*
* The dentry failed validation.
* If d_revalidate returned 0 attempt to invalidate
* the dentry otherwise d_revalidate is asking us
* to return a fail status.
*/
if (status < 0) {
dput(dentry);
dentry = ERR_PTR(status);
} else if (!d_invalidate(dentry)) {
dput(dentry);
dentry = NULL;
}
}
return dentry;
}
/**
* complete_walk - successful completion of path walk
* @nd: pointer nameidata
@ -1642,8 +1620,24 @@ static struct dentry *__lookup_hash(struct qstr *name,
return dentry;
}
if (dentry && (dentry->d_flags & DCACHE_OP_REVALIDATE))
dentry = do_revalidate(dentry, nd);
if (dentry && (dentry->d_flags & DCACHE_OP_REVALIDATE)) {
int status = d_revalidate(dentry, nd);
if (unlikely(status <= 0)) {
/*
* The dentry failed validation.
* If d_revalidate returned 0 attempt to invalidate
* the dentry otherwise d_revalidate is asking us
* to return a fail status.
*/
if (status < 0) {
dput(dentry);
return ERR_PTR(status);
} else if (!d_invalidate(dentry)) {
dput(dentry);
dentry = NULL;
}
}
}
if (!dentry)
dentry = d_alloc_and_lookup(base, name, nd);