From e65a5cb41718e0eb17a470bc3acf2c3b2f00f1d0 Mon Sep 17 00:00:00 2001 From: Steve French Date: Thu, 27 Jun 2013 01:06:50 -0500 Subject: [PATCH] [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 Signed-off-by: Steve French --- fs/cifs/cifsglob.h | 2 ++ fs/cifs/cifsproto.h | 2 +- fs/cifs/connect.c | 3 ++- fs/cifs/smb2ops.c | 1 + fs/cifs/smb2transport.c | 4 ++-- 5 files changed, 8 insertions(+), 4 deletions(-) diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 2d0f524ebee..b0f077ebb59 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -365,6 +365,8 @@ struct smb_version_operations { void (*set_lease_key)(struct inode *, struct cifs_fid *fid); /* generate new lease key */ void (*new_lease_key)(struct cifs_fid *fid); + /* The next two functions will need to be changed to per smb session */ + void (*generate_signingkey)(struct TCP_Server_Info *server); int (*calc_signature)(struct smb_rqst *rqst, struct TCP_Server_Info *server); }; diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h index ff669e7c585..c8ff018fae6 100644 --- a/fs/cifs/cifsproto.h +++ b/fs/cifs/cifsproto.h @@ -436,7 +436,7 @@ extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *); extern int cifs_crypto_shash_allocate(struct TCP_Server_Info *); extern void cifs_crypto_shash_release(struct TCP_Server_Info *); extern int calc_seckey(struct cifs_ses *); -extern int generate_smb3signingkey(struct TCP_Server_Info *); +extern void generate_smb3signingkey(struct TCP_Server_Info *); #ifdef CONFIG_CIFS_WEAK_PW_HASH extern int calc_lanman_hash(const char *password, const char *cryptkey, diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 354ea7782db..afcb8a1a33b 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -3841,7 +3841,8 @@ cifs_setup_session(const unsigned int xid, struct cifs_ses *ses, server->sequence_number = 0x2; server->session_estab = true; ses->auth_key.response = NULL; - generate_smb3signingkey(server); + if (server->ops->generate_signingkey) + server->ops->generate_signingkey(server); } mutex_unlock(&server->srv_mutex); diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index ed399308dbc..48fe7c4dab7 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -709,6 +709,7 @@ struct smb_version_operations smb30_operations = { .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, }; diff --git a/fs/cifs/smb2transport.c b/fs/cifs/smb2transport.c index 87563ee58d3..09b4fbaadeb 100644 --- a/fs/cifs/smb2transport.c +++ b/fs/cifs/smb2transport.c @@ -116,7 +116,7 @@ smb2_calc_signature(struct smb_rqst *rqst, struct TCP_Server_Info *server) return rc; } -int +void generate_smb3signingkey(struct TCP_Server_Info *server) { unsigned char zero = 0x0; @@ -187,7 +187,7 @@ generate_smb3signingkey(struct TCP_Server_Info *server) memcpy(server->smb3signingkey, hashptr, SMB3_SIGNKEY_SIZE); smb3signkey_ret: - return rc; + return; } int -- 2.43.2