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author | Jiri Kosina <jkosina@suse.cz> | 2010-08-04 15:14:38 +0200 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2010-08-04 15:14:38 +0200 |
commit | d790d4d583aeaed9fc6f8a9f4d9f8ce6b1c15c7f (patch) | |
tree | 854ab394486288d40fa8179cbfaf66e8bdc44b0f /fs/cifs/cifs_dfs_ref.c | |
parent | 73b2c7165b76b20eb1290e7efebc33cfd21db1ca (diff) | |
parent | 3a09b1be53d23df780a0cd0e4087a05e2ca4a00c (diff) | |
download | op-kernel-dev-d790d4d583aeaed9fc6f8a9f4d9f8ce6b1c15c7f.zip op-kernel-dev-d790d4d583aeaed9fc6f8a9f4d9f8ce6b1c15c7f.tar.gz |
Merge branch 'master' into for-next
Diffstat (limited to 'fs/cifs/cifs_dfs_ref.c')
-rw-r--r-- | fs/cifs/cifs_dfs_ref.c | 28 |
1 files changed, 11 insertions, 17 deletions
diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c index ac19a6f..dc1ed50 100644 --- a/fs/cifs/cifs_dfs_ref.c +++ b/fs/cifs/cifs_dfs_ref.c @@ -230,28 +230,22 @@ compose_mount_options_err: goto compose_mount_options_out; } - -static struct vfsmount *cifs_dfs_do_refmount(const struct vfsmount *mnt_parent, - struct dentry *dentry, const struct dfs_info3_param *ref) +/** + * cifs_dfs_do_refmount - mounts specified path using provided refferal + * @cifs_sb: parent/root superblock + * @fullpath: full path in UNC format + * @ref: server's referral + */ +static struct vfsmount *cifs_dfs_do_refmount(struct cifs_sb_info *cifs_sb, + const char *fullpath, const struct dfs_info3_param *ref) { - struct cifs_sb_info *cifs_sb; struct vfsmount *mnt; char *mountdata; char *devname = NULL; - char *fullpath; - - cifs_sb = CIFS_SB(dentry->d_inode->i_sb); - /* - * this function gives us a path with a double backslash prefix. We - * require a single backslash for DFS. - */ - fullpath = build_path_from_dentry(dentry); - if (!fullpath) - return ERR_PTR(-ENOMEM); + /* strip first '\' from fullpath */ mountdata = cifs_compose_mount_options(cifs_sb->mountdata, fullpath + 1, ref, &devname); - kfree(fullpath); if (IS_ERR(mountdata)) return (struct vfsmount *)mountdata; @@ -357,8 +351,8 @@ cifs_dfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd) rc = -EINVAL; goto out_err; } - mnt = cifs_dfs_do_refmount(nd->path.mnt, - nd->path.dentry, referrals + i); + mnt = cifs_dfs_do_refmount(cifs_sb, + full_path, referrals + i); cFYI(1, "%s: cifs_dfs_do_refmount:%s , mnt:%p", __func__, referrals[i].node_name, mnt); |