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path: root/fs/cifs/cifs_dfs_ref.c
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Diffstat (limited to 'fs/cifs/cifs_dfs_ref.c')
-rw-r--r--fs/cifs/cifs_dfs_ref.c59
1 files changed, 2 insertions, 57 deletions
diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c
index 007427ba75e5..b0864da9ef43 100644
--- a/fs/cifs/cifs_dfs_ref.c
+++ b/fs/cifs/cifs_dfs_ref.c
@@ -307,12 +307,8 @@ static struct vfsmount *cifs_dfs_do_mount(struct dentry *mntpt,
static struct vfsmount *cifs_dfs_do_automount(struct dentry *mntpt)
{
struct cifs_sb_info *cifs_sb;
- struct cifs_ses *ses;
- struct cifs_tcon *tcon;
void *page;
- char *full_path, *root_path;
- unsigned int xid;
- int rc;
+ char *full_path;
struct vfsmount *mnt;
cifs_dbg(FYI, "in %s\n", __func__);
@@ -324,8 +320,6 @@ static struct vfsmount *cifs_dfs_do_automount(struct dentry *mntpt)
* the double backslashes usually used in the UNC. This function
* gives us the latter, so we must adjust the result.
*/
- mnt = ERR_PTR(-ENOMEM);
-
cifs_sb = CIFS_SB(mntpt->d_sb);
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_DFS) {
mnt = ERR_PTR(-EREMOTE);
@@ -341,60 +335,11 @@ static struct vfsmount *cifs_dfs_do_automount(struct dentry *mntpt)
}
convert_delimiter(full_path, '\\');
-
cifs_dbg(FYI, "%s: full_path: %s\n", __func__, full_path);
- if (!cifs_sb_master_tlink(cifs_sb)) {
- cifs_dbg(FYI, "%s: master tlink is NULL\n", __func__);
- goto free_full_path;
- }
-
- tcon = cifs_sb_master_tcon(cifs_sb);
- if (!tcon) {
- cifs_dbg(FYI, "%s: master tcon is NULL\n", __func__);
- goto free_full_path;
- }
-
- root_path = kstrdup(tcon->treeName, GFP_KERNEL);
- if (!root_path) {
- mnt = ERR_PTR(-ENOMEM);
- goto free_full_path;
- }
- cifs_dbg(FYI, "%s: root path: %s\n", __func__, root_path);
-
- ses = tcon->ses;
- xid = get_xid();
-
- /*
- * If DFS root has been expired, then unconditionally fetch it again to
- * refresh DFS referral cache.
- */
- rc = dfs_cache_find(xid, ses, cifs_sb->local_nls, cifs_remap(cifs_sb),
- root_path + 1, NULL, NULL);
- if (!rc) {
- rc = dfs_cache_find(xid, ses, cifs_sb->local_nls,
- cifs_remap(cifs_sb), full_path + 1,
- NULL, NULL);
- }
-
- free_xid(xid);
-
- if (rc) {
- mnt = ERR_PTR(rc);
- goto free_root_path;
- }
- /*
- * OK - we were able to get and cache a referral for @full_path.
- *
- * Now, pass it down to cifs_mount() and it will retry every available
- * node server in case of failures - no need to do it here.
- */
mnt = cifs_dfs_do_mount(mntpt, cifs_sb, full_path);
- cifs_dbg(FYI, "%s: cifs_dfs_do_mount:%s , mnt:%p\n", __func__,
- full_path + 1, mnt);
+ cifs_dbg(FYI, "%s: cifs_dfs_do_mount:%s , mnt:%p\n", __func__, full_path + 1, mnt);
-free_root_path:
- kfree(root_path);
free_full_path:
free_dentry_path(page);
cdda_exit: