diff --git a/fs/smb/server/smb2misc.c b/fs/smb/server/smb2misc.c index 03dded29a98042..7c872ffb4b0a98 100644 --- a/fs/smb/server/smb2misc.c +++ b/fs/smb/server/smb2misc.c @@ -107,7 +107,10 @@ static int smb2_get_data_area_len(unsigned int *off, unsigned int *len, case SMB2_CREATE: { unsigned short int name_off = - le16_to_cpu(((struct smb2_create_req *)hdr)->NameOffset); + max_t(unsigned short int, + le16_to_cpu(((struct smb2_create_req *)hdr)->NameOffset), + offsetof(struct smb2_create_req, Buffer)); + unsigned short int name_len = le16_to_cpu(((struct smb2_create_req *)hdr)->NameLength);