Slightly streamline SendReceive[2]

Slightly streamline SendReceive[2]

Remove an else branch by naming the error condition what it is

Signed-off-by: Volker Lendecke <vl@samba.org>
Signed-off-by: Steve French <sfrench@us.ibm.com>

1 files changed, 9 insertions, 8 deletions

diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index dc2d1b0bba58..01b3aa5f928b 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -583,10 +583,8 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses,
         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 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses,
                 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 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses,
         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 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses,
                 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));