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authorJeff Layton <jlayton@redhat.com>2012-09-18 16:20:34 -0700
committerSteve French <smfrench@gmail.com>2012-09-24 21:46:30 -0500
commitbf5ea0e2f29b00d4fe5f203d8e59120f797ce451 (patch)
treeaddbc8640de6368c2f13aca0bdafa63a64b0c3b9 /fs/cifs/cifssmb.c
parent6fc05c25ca35e65ee1759dd803f23576a268f5ec (diff)
downloadop-kernel-dev-bf5ea0e2f29b00d4fe5f203d8e59120f797ce451.zip
op-kernel-dev-bf5ea0e2f29b00d4fe5f203d8e59120f797ce451.tar.gz
cifs: change signing routines to deal with smb_rqst structs
We need a way to represent a call to be sent on the wire that does not require having all of the page data kmapped. Behold the smb_rqst struct. This new struct represents an array of kvecs immediately followed by an array of pages. Convert the signing routines to use these structs under the hood and turn the existing functions for this into wrappers around that. For now, we're just changing these functions to take different args. Later, we'll teach them how to deal with arrays of pages. 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/cifssmb.c')
-rw-r--r--fs/cifs/cifssmb.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index c4f43cf..6786b5e 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -1541,6 +1541,8 @@ cifs_readv_callback(struct mid_q_entry *mid)
struct cifs_readdata *rdata = mid->callback_data;
struct cifs_tcon *tcon = tlink_tcon(rdata->cfile->tlink);
struct TCP_Server_Info *server = tcon->ses->server;
+ struct smb_rqst rqst = { .rq_iov = rdata->iov,
+ .rq_nvec = rdata->nr_iov };
cFYI(1, "%s: mid=%llu state=%d result=%d bytes=%u", __func__,
mid->mid, mid->mid_state, rdata->result, rdata->bytes);
@@ -1552,9 +1554,8 @@ cifs_readv_callback(struct mid_q_entry *mid)
(SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) {
int rc = 0;
- rc = cifs_verify_signature(rdata->iov, rdata->nr_iov,
- server,
- mid->sequence_number + 1);
+ rc = cifs_verify_signature(&rqst, server,
+ mid->sequence_number + 1);
if (rc)
cERROR(1, "SMB signature verification returned "
"error = %d", rc);
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