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Fix regression which breaks DFS mounting

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commit d171356ff11ab1825e456dfb979755e01b3c54a1 upstream.

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@redhat.com>
Reviewed-by: Aurelien Aptel <aaptel@suse.com>
Signed-off-by: Steve French <smfrench@gmail.com>
Signed-off-by: Willy Tarreau <w@1wt.eu>
This commit is contained in:
Sachin Prabhu
2017-01-26 14:28:49 +01:00
committed by Willy Tarreau
parent 685957ca25
commit 0e872a0d77
1 changed files with 10 additions and 9 deletions
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fs/cifs/connect.c
+10 -9
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@@ -3622,15 +3622,16 @@ remote_path_check:
kfree(full_path);
goto mount_fail_check;
}
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 != -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;
}
}
kfree(full_path);
}