[PATCH 1/1][yakkety SRU] Fix regression which breaks DFS mounting
Seth Forshee
seth.forshee at canonical.com
Fri Sep 23 12:24:09 UTC 2016
From: Sachin Prabhu <sprabhu at redhat.com>
BugLink: http://bugs.launchpad.net/bugs/1626112
Patch a6b5058 results in -EREMOTE returned by is_path_accessible() in
cifs_mount() to be ignored which breaks DFS mounting.
Signed-off-by: Sachin Prabhu <sprabhu at redhat.com>
Reviewed-by: Aurelien Aptel <aaptel at suse.com>
CC: Stable <stable at vger.kernel.org>
Signed-off-by: Steve French <smfrench at gmail.com>
(cherry picked from commit de5233745cd59cf5853d963ad216067788a87594
git://git.samba.org/sfrench/cifs-2.6.git)
Signed-off-by: Seth Forshee <seth.forshee at canonical.com>
---
fs/cifs/connect.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 2e4f4ba..43d2205 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -3688,14 +3688,16 @@ remote_path_check:
goto mount_fail_check;
}
- rc = cifs_are_all_path_components_accessible(server,
+ if (rc != -EREMOTE) {
+ rc = cifs_are_all_path_components_accessible(server,
xid, tcon, cifs_sb,
full_path);
- if (rc != 0) {
- cifs_dbg(VFS, "cannot query dirs between root and final path, "
- "enabling CIFS_MOUNT_USE_PREFIX_PATH\n");
- cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_USE_PREFIX_PATH;
- rc = 0;
+ if (rc != 0) {
+ cifs_dbg(VFS, "cannot query dirs between root and final path, "
+ "enabling CIFS_MOUNT_USE_PREFIX_PATH\n");
+ cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_USE_PREFIX_PATH;
+ rc = 0;
+ }
}
kfree(full_path);
}
--
2.7.4
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