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authorJeff Layton <jlayton@redhat.com>2012-09-19 03:20:35 +0400
committerSteve French <smfrench@gmail.com>2012-09-25 06:46:31 +0400
commitfec344e3f31aa911297cd3a4639432d983b1f324 (patch)
treec46deb8e54d4a1f00be47f7d34e572730b0df988 /fs/cifs/smb2transport.c
parentfb308a6f22f7f4f3574dab6b36c4a3598e50cf05 (diff)
downloadlinux-fec344e3f31aa911297cd3a4639432d983b1f324.tar.xz
cifs: change cifs_call_async to use smb_rqst structs
For now, none of the callers populate rq_pages. That will be done for writes in a later patch. While we're at it, change the prototype of setup_async_request not to need a return pointer argument. Just return the pointer to the mid_q_entry or an ERR_PTR. Reviewed-by: Pavel Shilovsky <pshilovsky@samba.org> Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/smb2transport.c')
-rw-r--r--fs/cifs/smb2transport.c40
1 files changed, 17 insertions, 23 deletions
diff --git a/fs/cifs/smb2transport.c b/fs/cifs/smb2transport.c
index 9ca4bcfb34c6..2a5fdf26f79f 100644
--- a/fs/cifs/smb2transport.c
+++ b/fs/cifs/smb2transport.c
@@ -281,50 +281,44 @@ smb2_check_receive(struct mid_q_entry *mid, struct TCP_Server_Info *server,
return map_smb2_to_linux_error(mid->resp_buf, log_error);
}
-int
-smb2_setup_request(struct cifs_ses *ses, struct kvec *iov,
- unsigned int nvec, struct mid_q_entry **ret_mid)
+struct mid_q_entry *
+smb2_setup_request(struct cifs_ses *ses, struct smb_rqst *rqst)
{
int rc;
- struct smb2_hdr *hdr = (struct smb2_hdr *)iov[0].iov_base;
+ struct smb2_hdr *hdr = (struct smb2_hdr *)rqst->rq_iov[0].iov_base;
struct mid_q_entry *mid;
- struct smb_rqst rqst = { .rq_iov = iov,
- .rq_nvec = nvec };
smb2_seq_num_into_buf(ses->server, hdr);
rc = smb2_get_mid_entry(ses, hdr, &mid);
if (rc)
- return rc;
- rc = smb2_sign_rqst(&rqst, ses->server);
- if (rc)
+ return ERR_PTR(rc);
+ rc = smb2_sign_rqst(rqst, ses->server);
+ if (rc) {
cifs_delete_mid(mid);
- *ret_mid = mid;
- return rc;
+ return ERR_PTR(rc);
+ }
+ return mid;
}
-int
-smb2_setup_async_request(struct TCP_Server_Info *server, struct kvec *iov,
- unsigned int nvec, struct mid_q_entry **ret_mid)
+struct mid_q_entry *
+smb2_setup_async_request(struct TCP_Server_Info *server, struct smb_rqst *rqst)
{
- int rc = 0;
- struct smb2_hdr *hdr = (struct smb2_hdr *)iov[0].iov_base;
+ int rc;
+ struct smb2_hdr *hdr = (struct smb2_hdr *)rqst->rq_iov[0].iov_base;
struct mid_q_entry *mid;
- struct smb_rqst rqst = { .rq_iov = iov,
- .rq_nvec = nvec };
smb2_seq_num_into_buf(server, hdr);
mid = smb2_mid_entry_alloc(hdr, server);
if (mid == NULL)
- return -ENOMEM;
+ return ERR_PTR(-ENOMEM);
- rc = smb2_sign_rqst(&rqst, server);
+ rc = smb2_sign_rqst(rqst, server);
if (rc) {
DeleteMidQEntry(mid);
- return rc;
+ return ERR_PTR(rc);
}
- *ret_mid = mid;
- return rc;
+ return mid;
}