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Don't log expected error on DFS referral request 

STATUS_FS_DRIVER_REQUIRED is expected when DFS is not turned
on on the server.  Do not log it on DFS referral response.
It clutters the dmesg log unnecessarily at mount time.

Signed-off-by: Steve French <smfrench@gmail.com>
Reviewed-by: Aurelien Aptel <aaptel@suse.com
Reviewed-by: Ronnie sahlberg <lsahlber@redhat.com>
This commit is contained in:
Steve French 2018-03-21 23:16:36 -05:00 committed by Steve French
parent 31cd106bb1
commit 2564f2ff83
2 changed files with 2 additions and 2 deletions
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2
fs/cifs/smb2maperror.c
View File

@ -745,7 +745,7 @@ static const struct status_to_posix_error smb2_error_map_table[] = {
"STATUS_NOLOGON_SERVER_TRUST_ACCOUNT"}, "STATUS_NOLOGON_SERVER_TRUST_ACCOUNT"},
{STATUS_DOMAIN_TRUST_INCONSISTENT, -EIO, {STATUS_DOMAIN_TRUST_INCONSISTENT, -EIO,
"STATUS_DOMAIN_TRUST_INCONSISTENT"}, "STATUS_DOMAIN_TRUST_INCONSISTENT"},
{STATUS_FS_DRIVER_REQUIRED, -EIO, "STATUS_FS_DRIVER_REQUIRED"}, {STATUS_FS_DRIVER_REQUIRED, -EOPNOTSUPP, "STATUS_FS_DRIVER_REQUIRED"},
{STATUS_IMAGE_ALREADY_LOADED_AS_DLL, -EIO, {STATUS_IMAGE_ALREADY_LOADED_AS_DLL, -EIO,
"STATUS_IMAGE_ALREADY_LOADED_AS_DLL"}, "STATUS_IMAGE_ALREADY_LOADED_AS_DLL"},
{STATUS_NETWORK_OPEN_RESTRICTION, -EIO, {STATUS_NETWORK_OPEN_RESTRICTION, -EIO,

2
fs/cifs/smb2ops.c
View File

@ -1412,7 +1412,7 @@ smb2_get_dfs_refer(const unsigned int xid, struct cifs_ses *ses,
} while (rc == -EAGAIN); } while (rc == -EAGAIN);
if (rc) { if (rc) {
if (rc != -ENOENT) if ((rc != -ENOENT) && (rc != -EOPNOTSUPP))
cifs_dbg(VFS, "ioctl error in smb2_get_dfs_refer rc=%d\n", rc); cifs_dbg(VFS, "ioctl error in smb2_get_dfs_refer rc=%d\n", rc);
goto out; goto out;
} }