diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index 0bace38..dc5a6a6 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -56,6 +56,7 @@
 extern int is_valid_oplock_break(struct smb_hdr *smb);
 extern int is_size_safe_to_change(struct cifsInodeInfo *);
 extern unsigned int smbCalcSize(struct smb_hdr *ptr);
+extern unsigned int smbCalcSize_LE(struct smb_hdr *ptr);
 extern int decode_negTokenInit(unsigned char *security_blob, int length,
 			enum securityEnum *secType);
 extern int cifs_inet_pton(int, char * source, void *dst);