diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index dc2d1b0..01b3aa5 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -583,10 +583,8 @@
 	wait_for_response(ses, midQ, timeout, 10 * HZ);
 
 	spin_lock(&GlobalMid_Lock);
-	if (midQ->resp_buf) {
-		spin_unlock(&GlobalMid_Lock);
-		receive_len = midQ->resp_buf->smb_buf_length;
-	} else {
+
+	if (midQ->resp_buf == NULL) {
 		cERROR(1, ("No response to cmd %d mid %d",
 			midQ->command, midQ->mid));
 		if (midQ->midState == MID_REQUEST_SUBMITTED) {
@@ -614,6 +612,9 @@
 		return rc;
 	}
 
+	spin_unlock(&GlobalMid_Lock);
+	receive_len = midQ->resp_buf->smb_buf_length;
+
 	if (receive_len > CIFSMaxBufSize + MAX_CIFS_HDR_SIZE) {
 		cERROR(1, ("Frame too large received.  Length: %d  Xid: %d",
 			receive_len, xid));
@@ -773,10 +774,7 @@
 	wait_for_response(ses, midQ, timeout, 10 * HZ);
 
 	spin_lock(&GlobalMid_Lock);
-	if (midQ->resp_buf) {
-		spin_unlock(&GlobalMid_Lock);
-		receive_len = midQ->resp_buf->smb_buf_length;
-	} else {
+	if (midQ->resp_buf == NULL) {
 		cERROR(1, ("No response for cmd %d mid %d",
 			  midQ->command, midQ->mid));
 		if (midQ->midState == MID_REQUEST_SUBMITTED) {
@@ -804,6 +802,9 @@
 		return rc;
 	}
 
+	spin_unlock(&GlobalMid_Lock);
+	receive_len = midQ->resp_buf->smb_buf_length;
+
 	if (receive_len > CIFSMaxBufSize + MAX_CIFS_HDR_SIZE) {
 		cERROR(1, ("Frame too large received.  Length: %d  Xid: %d",
 			receive_len, xid));