simplify gfs2_lookup()

d_splice_alias() will DTRT when given NULL or ERR_PTR

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2011-07-17 10:22:27 -04:00
parent 79ac5a46c5
commit 6c673ab393

View File

@ -792,13 +792,8 @@ static int gfs2_create(struct inode *dir, struct dentry *dentry,
static struct dentry *gfs2_lookup(struct inode *dir, struct dentry *dentry,
struct nameidata *nd)
{
struct inode *inode = NULL;
inode = gfs2_lookupi(dir, &dentry->d_name, 0);
if (inode && IS_ERR(inode))
return ERR_CAST(inode);
if (inode) {
struct inode *inode = gfs2_lookupi(dir, &dentry->d_name, 0);
if (inode && !IS_ERR(inode)) {
struct gfs2_glock *gl = GFS2_I(inode)->i_gl;
struct gfs2_holder gh;
int error;
@ -808,11 +803,8 @@ static struct dentry *gfs2_lookup(struct inode *dir, struct dentry *dentry,
return ERR_PTR(error);
}
gfs2_glock_dq_uninit(&gh);
return d_splice_alias(inode, dentry);
}
d_add(dentry, inode);
return NULL;
return d_splice_alias(inode, dentry);
}
/**