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authorVolker Lendecke <vl@samba.org>2008-12-06 16:38:19 +0100
committerSteve French <sfrench@us.ibm.com>2008-12-26 02:29:12 +0000
commit17c8bfed8abbbed82937a751abfc40d2866e3196 (patch)
tree88f8924eedbd98d5c1ec116fa8862a899ed1b658 /fs
parent2b2bdfba7a3679f67b7c3aca4a4b08b24bb675a8 (diff)
Streamline SendReceiveBlockingLock: Use "goto out:" in an error condition
Streamline SendReceiveBlockingLock: Use "goto out:" in an error condition Signed-off-by: Volker Lendecke <vl@samba.org> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/cifs/transport.c70
1 files changed, 37 insertions, 33 deletions
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index ca015e60002..0fe2527ce45 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -1062,44 +1062,48 @@ SendReceiveBlockingLock(const unsigned int xid, struct cifsTconInfo *tcon,
cERROR(1, ("Frame too large received. Length: %d Xid: %d",
receive_len, xid));
rc = -EIO;
- } else { /* rcvd frame is ok */
-
- if (midQ->resp_buf && out_buf
- && (midQ->midState == MID_RESPONSE_RECEIVED)) {
- out_buf->smb_buf_length = receive_len;
- memcpy((char *)out_buf + 4,
- (char *)midQ->resp_buf + 4,
- receive_len);
-
- dump_smb(out_buf, 92);
- /* convert the length into a more usable form */
- if ((receive_len > 24) &&
- (ses->server->secMode & (SECMODE_SIGN_REQUIRED |
- SECMODE_SIGN_ENABLED))) {
- rc = cifs_verify_signature(out_buf,
- &ses->server->mac_signing_key,
- midQ->sequence_number+1);
- if (rc) {
- cERROR(1, ("Unexpected SMB signature"));
- /* BB FIXME add code to kill session */
- }
- }
+ goto out;
+ }
- *pbytes_returned = out_buf->smb_buf_length;
+ /* rcvd frame is ok */
- /* BB special case reconnect tid and uid here? */
- rc = map_smb_to_linux_error(out_buf, 0 /* no log */ );
+ if (midQ->resp_buf && out_buf
+ && (midQ->midState == MID_RESPONSE_RECEIVED)) {
+ out_buf->smb_buf_length = receive_len;
+ memcpy((char *)out_buf + 4,
+ (char *)midQ->resp_buf + 4,
+ receive_len);
- /* convert ByteCount if necessary */
- if (receive_len >= sizeof(struct smb_hdr) - 4
- /* do not count RFC1001 header */ +
- (2 * out_buf->WordCount) + 2 /* bcc */ )
- BCC(out_buf) = le16_to_cpu(BCC_LE(out_buf));
- } else {
- rc = -EIO;
- cERROR(1, ("Bad MID state?"));
+ dump_smb(out_buf, 92);
+ /* convert the length into a more usable form */
+ if ((receive_len > 24) &&
+ (ses->server->secMode & (SECMODE_SIGN_REQUIRED |
+ SECMODE_SIGN_ENABLED))) {
+ rc = cifs_verify_signature(out_buf,
+ &ses->server->mac_signing_key,
+ midQ->sequence_number+1);
+ if (rc) {
+ cERROR(1, ("Unexpected SMB signature"));
+ /* BB FIXME add code to kill session */
+ }
}
+
+ *pbytes_returned = out_buf->smb_buf_length;
+
+ /* BB special case reconnect tid and uid here? */
+ rc = map_smb_to_linux_error(out_buf, 0 /* no log */ );
+
+ /* convert ByteCount if necessary */
+ if (receive_len >= sizeof(struct smb_hdr) - 4
+ /* do not count RFC1001 header */ +
+ (2 * out_buf->WordCount) + 2 /* bcc */ )
+ BCC(out_buf) = le16_to_cpu(BCC_LE(out_buf));
+ } else {
+ rc = -EIO;
+ cERROR(1, ("Bad MID state?"));
}
+
+out:
DeleteMidQEntry(midQ);
if (rstart && rc == -EACCES)
return -ERESTARTSYS;