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smb3: fix unneeded error message on change notify

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We should not be logging a warning repeatedly on change notify.

CC: Stable <stable@vger.kernel.org> # v5.6+
Signed-off-by: Steve French <stfrench@microsoft.com>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>
This commit is contained in:
Steve French 2020-07-07 23:43:39 -05:00
parent 2e98c01846
commit 8668115cf2
1 changed files with 6 additions and 2 deletions
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8
fs/cifs/smb2misc.c
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@ -354,9 +354,13 @@ smb2_get_data_area_len(int *off, int *len, struct smb2_sync_hdr *shdr)
((struct smb2_ioctl_rsp *)shdr)->OutputCount);
break;
case SMB2_CHANGE_NOTIFY:
*off = le16_to_cpu(
((struct smb2_change_notify_rsp *)shdr)->OutputBufferOffset);
*len = le32_to_cpu(
((struct smb2_change_notify_rsp *)shdr)->OutputBufferLength);
break;
default:
/* BB FIXME for unimplemented cases above */
cifs_dbg(VFS, "no length check for command\n");
cifs_dbg(VFS, "no length check for command %d\n", le16_to_cpu(shdr->Command));
break;
}