[CIFS] Fix build warning
Fix build warning in Shirish's recent SMB3 signing patch
which occurs when SMB2 support is disabled in Kconfig.
fs/built-in.o: In function `cifs_setup_session':
>> (.text+0xa1767): undefined reference to `generate_smb3signingkey'
Pointed out by: automated 0-DAY kernel build testing backend
Intel Open Source Technology Center
CC: Shirish Pargaonkar <shirishpargaonkar@gmail.com>
Signed-off-by: Steve French <smfrench@gmail.com>
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index ed39930..48fe7c4 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -709,6 +709,7 @@
.get_lease_key = smb2_get_lease_key,
.set_lease_key = smb2_set_lease_key,
.new_lease_key = smb2_new_lease_key,
+ .generate_signingkey = generate_smb3signingkey,
.calc_signature = smb3_calc_signature,
};