cifs: only compile in smb1ops.c if we configure CIFS_ALLOW_INSECURE_L…

…EGACY

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>

fs/cifs/Makefile

@@ -8,7 +8,7 @@ obj-$(CONFIG_CIFS) += cifs.o
 cifs-y := trace.o cifsfs.o cifssmb.o cifs_debug.o connect.o dir.o file.o \
 	  inode.o link.o misc.o netmisc.o smbencrypt.o transport.o \
 	  cifs_unicode.o nterr.o cifsencrypt.o \
-	  readdir.o ioctl.o sess.o export.o smb1ops.o unc.o winucase.o \
+	  readdir.o ioctl.o sess.o export.o unc.o winucase.o \
 	  smb2ops.o smb2maperror.o smb2transport.o \
 	  smb2misc.o smb2pdu.o smb2inode.o smb2file.o cifsacl.o fs_context.o \
 	  dns_resolve.o cifs_spnego_negtokeninit.asn1.o asn1.o
@@ -17,6 +17,8 @@ $(obj)/asn1.o: $(obj)/cifs_spnego_negtokeninit.asn1.h
 
 $(obj)/cifs_spnego_negtokeninit.asn1.o: $(obj)/cifs_spnego_negtokeninit.asn1.c $(obj)/cifs_spnego_negtokeninit.asn1.h
 
+cifs-$(CONFIG_CIFS_ALLOW_INSECURE_LEGACY) += smb1ops.o
+
 cifs-$(CONFIG_CIFS_XATTR) += xattr.o
 
 cifs-$(CONFIG_CIFS_UPCALL) += cifs_spnego.o

fs/cifs/smb1ops.c

@@ -5,6 +5,7 @@
  *  Copyright (c) 2012, Jeff Layton <jlayton@redhat.com>
  */
 
+#include <ctype.h>
 #include <linux/pagemap.h>
 #include <linux/vfs.h>
 #include "cifsglob.h"