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Diffstat (limited to 'fs/cifs')
-rw-r--r--fs/cifs/transport.c17
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));